{"id":5153,"date":"2026-09-20T07:42:51","date_gmt":"2026-09-20T07:42:51","guid":{"rendered":"https:\/\/crystals.rocks\/"},"modified":"2026-09-20T07:43:34","modified_gmt":"2026-09-20T07:43:34","slug":"ferropericlase","status":"publish","type":"post","link":"https:\/\/crystals.rocks\/vi\/article\/ferropericlase\/","title":{"rendered":"Ferropericlase"},"content":{"rendered":"
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Ferropericlase l\u00e0 m\u1ed9t kho\u00e1ng ch\u1ea5t oxit magie-s\u1eaft c\u00f3 th\u00e0nh ph\u1ea7n th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng (Mg,Fe)O<\/strong>. N\u00f3 thu\u1ed9c nh\u00f3m periclase v\u00e0 h\u00ecnh th\u00e0nh m\u1ed9t chu\u1ed7i dung d\u1ecbch r\u1eafn gi\u1eefa periclase gi\u00e0u magie, MgO, v\u00e0 w\u00fcstite gi\u00e0u s\u1eaft, FeO. Trong c\u1ea5u tr\u00fac c\u1ee7a n\u00f3, Fe\u00b2\u207a thay th\u1ebf cho Mg\u00b2\u207a t\u1ea1i c\u00e1c v\u1ecb tr\u00ed cation hai h\u00f3a tr\u1ecb t\u01b0\u01a1ng \u0111\u01b0\u01a1ng, cho ph\u00e9p th\u00e0nh ph\u1ea7n thay \u0111\u1ed5i t\u00f9y theo t\u1ef7 l\u1ec7 t\u01b0\u01a1ng \u0111\u1ed1i gi\u1eefa magie v\u00e0 s\u1eaft. T\u00ean ferropericlase th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c th\u00e0nh vi\u00ean c\u00f3 ch\u1ee9a s\u1eaft trong h\u1ec7 th\u1ed1ng n\u00e0y, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n m\u00e0 magie v\u1eabn l\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh.<\/p>\n

Ferropericlase k\u1ebft tinh trong h\u1ec7 tinh th\u1ec3 kh\u1ed1i<\/strong> v\u00e0 c\u00f3 c\u1ea5u tr\u00fac c\u01a1 b\u1ea3n gi\u1ed1ng nh\u01b0 periclase. Th\u00e0nh ph\u1ea7n v\u00e0 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 khi h\u00e0m l\u01b0\u1ee3ng s\u1eaft t\u0103ng l\u00ean. V\u00ec Mg\u00b2\u207a v\u00e0 Fe\u00b2\u207a c\u00f3 b\u00e1n k\u00ednh ion kh\u00e1c nhau, s\u1ef1 thay th\u1ebf s\u1eaft \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c tham s\u1ed1 nh\u01b0 k\u00edch th\u01b0\u1edbc t\u1ebf b\u00e0o \u0111\u01a1n v\u1ecb, m\u1eadt \u0111\u1ed9, t\u00ednh ch\u1ea5t quang h\u1ecdc v\u00e0 h\u00e0nh vi \u0111\u00e0n h\u1ed3i. Kho\u00e1ng ch\u1ea5t n\u00e0y th\u01b0\u1eddng c\u00f3 m\u00e0u x\u00e1m s\u1eabm, n\u00e2u x\u00e1m, xanh x\u00e1m, ho\u1eb7c g\u1ea7n nh\u01b0 \u0111en, m\u1eb7c d\u00f9 v\u1ebb ngo\u00e0i c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y theo th\u00e0nh ph\u1ea7n, k\u00edch th\u01b0\u1edbc h\u1ea1t, t\u1ea1p ch\u1ea5t v\u00e0 qu\u00e1 tr\u00ecnh bi\u1ebfn \u0111\u1ed5i.<\/p>\n

\"ferropericlaza\"
ferropericlaza<\/figcaption><\/figure>\n

Ferropericlase t\u1ef1 nhi\u00ean ch\u1ee7 y\u1ebfu li\u00ean quan \u0111\u1ebfn c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u1ecba ch\u1ea5t c\u00f3 \u00e1p su\u1ea5t cao. N\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh trong m\u1ed9t s\u1ed1 \u0111\u00e1 bi\u1ebfn ch\u1ea5t h\u00ecnh th\u00e0nh d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t c\u1ef1c \u0111oan v\u00e0 nh\u01b0 l\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t trong kim c\u01b0\u01a1ng \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh \u1edf \u0111\u1ed9 s\u00e2u \u0111\u00e1ng k\u1ec3 b\u00ean trong Tr\u00e1i \u0110\u1ea5t. Ferropericlase c\u0169ng \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn l\u00e0 m\u1ed9t pha kho\u00e1ng c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a l\u1edbp ph\u1ee7 d\u01b0\u1edbi. S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a n\u00f3 trong c\u00e1c m\u00f4i tr\u01b0\u1eddng n\u00e0y ph\u1ea3n \u00e1nh t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a oxit Mg\u2013Fe d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c \u0111\u00e1ng k\u1ec3 so v\u1edbi nh\u1eefng \u0111i\u1ec1u ki\u1ec7n t\u1ea1i b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t.<\/p>\n

Th\u00e0nh ph\u1ea7n c\u1ee7a ferropericlase kh\u00f4ng nh\u1ea5t thi\u1ebft c\u1ed1 \u0111\u1ecbnh \u1edf m\u1ed9t t\u1ef7 l\u1ec7 Mg:Fe duy nh\u1ea5t. Thay v\u00e0o \u0111\u00f3, magie v\u00e0 s\u1eaft c\u00f3 th\u1ec3 thay th\u1ebf cho nhau trong m\u1ed9t ph\u1ea1m vi th\u00e0nh ph\u1ea7n kh\u00e1c nhau, v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng \u0111\u1ecba ch\u1ea5t m\u00e0 kho\u00e1ng ch\u1ea5t h\u00ecnh th\u00e0nh. Trong c\u00e1c m\u1eabu t\u1ef1 nhi\u00ean, c\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng c\u0169ng c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n th\u00f4ng qua c\u00e1c thay th\u1ebf b\u1ed5 sung. V\u00ec l\u00fd do n\u00e0y, ferropericlase n\u00ean \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 t\u1ed1t nh\u1ea5t b\u1eb1ng th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u00f3 c\u00f9ng v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m c\u1ea5u tr\u00fac c\u1ee7a n\u00f3 ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o m\u00e0u s\u1eafc.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

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L\u1ecbch s\u1eed v\u00e0 Ph\u00e1t hi\u1ec7n Ferropericlase<\/h2>\n

Ferropericlase kh\u00f4ng \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t lo\u00e0i kho\u00e1ng v\u1eadt v\u1edbi th\u00e0nh ph\u1ea7n c\u1ed1 \u0111\u1ecbnh duy nh\u1ea5t theo c\u00e1ch gi\u1ed1ng nh\u01b0 periclase ho\u1eb7c w\u00fcstite. T\u00ean g\u1ecdi n\u00e0y ch\u1ec9 \u0111\u1ebfn v\u1eadt li\u1ec7u ch\u1ee9a s\u1eaft trong h\u1ec7 dung d\u1ecbch r\u1eafn MgO\u2013FeO. M\u1ed1i quan h\u1ec7 gi\u1eefa periclase gi\u00e0u magie v\u00e0 w\u00fcstite gi\u00e0u s\u1eaft \u0111\u00e3 \u0111\u01b0\u1ee3c nh\u1eadn bi\u1ebft l\u00e2u nay th\u00f4ng qua c\u00e1c nghi\u00ean c\u1ee9u th\u1ef1c nghi\u1ec7m v\u1ec1 h\u1ec7 Mg\u2013Fe\u2013O, trong khi ferropericlase t\u1ef1 nhi\u00ean sau \u0111\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh trong c\u00e1c v\u1eadt li\u1ec7u \u0111\u1ecba ch\u1ea5t \u00e1p su\u1ea5t cao.<\/p>\n

S\u1ef1 ph\u00e2n bi\u1ec7t v\u1ec1 kho\u00e1ng v\u1eadt h\u1ecdc ch\u1ee7 y\u1ebfu d\u1ef1a tr\u00ean th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc v\u00e0 c\u1ea5u tr\u00fac tinh th\u1ec3 ch\u1ee9 kh\u00f4ng ph\u1ea3i tr\u00ean m\u00e0u s\u1eafc ho\u1eb7c ngo\u1ea1i quan. Periclase c\u00f3 th\u00e0nh ph\u1ea7n l\u00fd t\u01b0\u1edfng l\u00e0 MgO, trong khi w\u00fcstite c\u00f3 th\u00e0nh ph\u1ea7n l\u00fd t\u01b0\u1edfng l\u00e0 FeO. Gi\u1eefa hai th\u00e0nh ph\u1ea7n n\u00e0y, Mg\u00b2\u207a v\u00e0 Fe\u00b2\u207a c\u00f3 th\u1ec3 thay th\u1ebf l\u1eabn nhau \u1edf c\u00f9ng m\u1ed9t v\u1ecb tr\u00ed c\u1ea5u tr\u00fac. Do \u0111\u00f3, ferropericlase \u0111\u1ea1i di\u1ec7n cho m\u1ed9t th\u00e0nh ph\u1ea7n ch\u1ee9a s\u1eaft, ch\u1ee7 y\u1ebfu l\u00e0 magie trong h\u1ec7 oxit r\u1ed9ng h\u01a1n n\u00e0y. Ferropericlase t\u1ef1 nhi\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c ghi nh\u1eadn t\u1eeb nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng \u00e1p su\u1ea5t cao. M\u1ed9t trong nh\u1eefng n\u01a1i n\u1ed5i ti\u1ebfng h\u01a1n l\u00e0 c\u00e1c kh\u1ed1i t\u1ea1p ch\u1ea5t kho\u00e1ng trong kim c\u01b0\u01a1ng, n\u01a1i m\u00e0 t\u1eadp h\u1ee3p c\u00e1c kh\u1ed1i t\u1ea1p ch\u1ea5t c\u00f3 th\u1ec3 b\u1ea3o t\u1ed3n c\u00e1c kho\u00e1ng v\u1eadt h\u00ecnh th\u00e0nh ho\u1eb7c c\u00e2n b\u1eb1ng \u1edf \u0111\u1ed9 s\u00e2u trong l\u1edbp ph\u1ee7 Tr\u00e1i \u0110\u1ea5t. Ferropericlase c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh trong c\u00e1c v\u1eadt li\u1ec7u bi\u1ebfn ch\u1ea5t \u00e1p su\u1ea5t cao v\u00e0 c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u1ecba ch\u1ea5t kh\u00e1c n\u01a1i \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 cho ph\u00e9p \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u00e1c oxit magie-s\u1eaft.<\/p>\n

Th\u00e0nh ph\u1ea7n c\u1ee7a ferropericlase c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin v\u1ec1 \u0111i\u1ec1u ki\u1ec7n trong \u0111\u00f3 m\u1ed9t m\u1eabu c\u1ee5 th\u1ec3 h\u00ecnh th\u00e0nh ho\u1eb7c sau \u0111\u00f3 c\u00e2n b\u1eb1ng. T\u1ef7 l\u1ec7 t\u01b0\u01a1ng \u0111\u1ed1i gi\u1eefa magie v\u00e0 s\u1eaft b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9, \u00e1p su\u1ea5t, t\u00ednh kh\u1eed c\u1ee7a oxy v\u00e0 th\u00e0nh ph\u1ea7n c\u1ee7a t\u1eadp h\u1ee3p kho\u00e1ng ch\u1ea5t xung quanh. K\u1ebft qu\u1ea3 l\u00e0, ph\u00e2n t\u00edch h\u00f3a h\u1ecdc th\u01b0\u1eddng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u0111\u1ec3 \u0111\u1eb7c tr\u01b0ng h\u00f3a ferropericlase ch\u00ednh x\u00e1c, \u0111\u1eb7c bi\u1ec7t khi ph\u00e2n bi\u1ec7t n\u00f3 v\u1edbi c\u00e1c th\u00e0nh vi\u00ean li\u00ean quan v\u1ec1 th\u00e0nh ph\u1ea7n trong h\u1ec7 periclase-w\u00fcstite.<\/p>\n

H\u00ecnh th\u00e0nh v\u00e0 S\u1ef1 xu\u1ea5t hi\u1ec7n \u0111\u1ecba ch\u1ea5t c\u1ee7a Ferropericlase<\/h2>\n

Ferropericlase h\u00ecnh th\u00e0nh trong \u0111i\u1ec1u ki\u1ec7n m\u00e0 magie v\u00e0 s\u1eaft t\u1ed3n t\u1ea1i c\u00f9ng nhau trong h\u1ec7 gi\u00e0u oxit v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t - nhi\u1ec7t \u0111\u1ed9 thu\u1eadn l\u1ee3i cho s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u1ea5u tr\u00fac oxit Mg-Fe l\u1eadp ph\u01b0\u01a1ng. Th\u00e0nh ph\u1ea7n c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi t\u1ef7 l\u1ec7 c\u1ee7a Mg v\u00e0 Fe c\u00f3 s\u1eb5n trong qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh, c\u0169ng nh\u01b0 nhi\u1ec7t \u0111\u1ed9, \u00e1p su\u1ea5t v\u00e0 fugacity oxy. Trong \u0111i\u1ec1u ki\u1ec7n kh\u1eed, s\u1eaft th\u01b0\u1eddng hi\u1ec7n di\u1ec7n ch\u1ee7 y\u1ebfu d\u01b0\u1edbi d\u1ea1ng Fe\u00b2\u207a, cho ph\u00e9p n\u00f3 thay th\u1ebf tr\u1ef1c ti\u1ebfp cho Mg\u00b2\u207a trong c\u1ea5u tr\u00fac periclase. Thay \u0111\u1ed5i fugacity oxy c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i t\u1ef7 l\u1ec7 s\u1eaft hi\u1ec7n di\u1ec7n d\u01b0\u1edbi d\u1ea1ng Fe\u00b2\u207a ho\u1eb7c Fe\u00b3\u207a v\u00e0 do \u0111\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 th\u00e0nh ph\u1ea7n c\u1ee7a t\u1eadp h\u1ee3p oxit.<\/p>\n

Trong m\u00f4i tr\u01b0\u1eddng bi\u1ebfn ch\u1ea5t \u00e1p su\u1ea5t cao, ferropericlase c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh th\u00f4ng qua c\u00e1c ph\u1ea3n \u1ee9ng li\u00ean quan \u0111\u1ebfn c\u00e1c kho\u00e1ng silicat gi\u00e0u Mg v\u00e0 c\u00e1c pha ch\u1ee9a s\u1eaft. \u1ede \u00e1p su\u1ea5t \u0111\u1ee7 cao, c\u00e1c kho\u00e1ng \u1ed5n \u0111\u1ecbnh \u1edf c\u00e1c m\u1ee9c \u0111\u1ed9 s\u00e2u h\u01a1n c\u1ee7a v\u1ecf Tr\u00e1i \u0110\u1ea5t v\u00e0 l\u1edbp ph\u1ee7 tr\u00ean c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i th\u00e0nh c\u00e1c t\u1ed5 ch\u1ee9c ch\u1ee9a ferropericlase. Do \u0111\u00f3, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a n\u00f3 kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o th\u00e0nh ph\u1ea7n kh\u1ed1i \u0111\u00e1 m\u00e0 c\u00f2n v\u00e0o \u0111\u01b0\u1eddng \u0111i \u00e1p su\u1ea5t-nhi\u1ec7t \u0111\u1ed9 m\u00e0 \u0111\u00e1 \u0111\u00e3 tr\u1ea3i qua. K\u00edch th\u01b0\u1edbc h\u1ea1t c\u00f3 th\u1ec3 dao \u0111\u1ed9ng t\u1eeb c\u00e1c tinh th\u1ec3 vi m\u00f4 \u0111\u1ebfn c\u00e1c h\u1ea1t nh\u00e2n \u0111\u01b0\u1ee3c bao b\u1ecdc trong c\u00e1c kho\u00e1ng kh\u00e1c, t\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t.<\/p>\n

Ferropericlase c\u0169ng \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn t\u1eeb c\u00e1c kim c\u01b0\u01a1ng h\u00ecnh th\u00e0nh \u1edf nh\u1eefng \u0111\u1ed9 s\u00e2u \u0111\u00e1ng k\u1ec3 b\u00ean trong Tr\u00e1i \u0110\u1ea5t. Khi ferropericlase xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng v\u1eadt th\u1ec3 k\u1eb9p b\u00ean trong kim c\u01b0\u01a1ng, kim c\u01b0\u01a1ng bao quanh c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 v\u1eadt th\u1ec3 \u0111\u00f3 kh\u1ecfi s\u1ef1 thay \u0111\u1ed5i sau n\u00e0y trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n l\u00ean m\u1eb7t \u0111\u1ea5t. Nh\u1eefng v\u1eadt th\u1ec3 k\u1eb9p n\u00e0y c\u00f3 th\u1ec3 gi\u1eef nguy\u00ean th\u00f4ng tin h\u00f3a h\u1ecdc v\u00e0 c\u1ea5u tr\u00fac v\u1ec1 m\u00f4i tr\u01b0\u1eddng \u00e1p su\u1ea5t cao n\u01a1i ch\u00fang h\u00ecnh th\u00e0nh ho\u1eb7c c\u00e2n b\u1eb1ng. Trong c\u00e1c m\u1eabu n\u00e0y, ferropericlase th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n c\u00f9ng v\u1edbi c\u00e1c kho\u00e1ng ch\u1ea5t kh\u00e1c \u0111\u1eb7c tr\u01b0ng cho c\u00e1c t\u1ed5 h\u1ee3p l\u1edbp ph\u1ee7 s\u00e2u.<\/p>\n

\u0110\u00e1 qu\u00fd c\u0169ng c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n trong c\u00e1c t\u1eadp h\u1ee3p \u00e1p su\u1ea5t cao \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t th\u00ed nghi\u1ec7m, n\u01a1i c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 t\u00ednh ch\u1ea5t oxy h\u00f3a \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t \u0111\u1ec3 nghi\u00ean c\u1ee9u h\u1ec7 MgO\u2013FeO. C\u00e1c nghi\u00ean c\u1ee9u th\u1ef1c nghi\u1ec7m cho th\u1ea5y r\u1eb1ng th\u00e0nh ph\u1ea7n v\u00e0 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a ferropericlase thay \u0111\u1ed5i theo \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 h\u00e0m l\u01b0\u1ee3ng s\u1eaft. Nh\u1eefng m\u1ed1i quan h\u1ec7 n\u00e0y h\u1eefu \u00edch khi di\u1ec5n gi\u1ea3i c\u00e1c m\u1eabu t\u1ef1 nhi\u00ean, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng m\u1eabu t\u1eeb \u0111\u00e1 \u00e1p su\u1ea5t cao v\u00e0 c\u00e1c kh\u1ed1i kho\u00e1ng c\u00f3 ngu\u1ed3n g\u1ed1c s\u00e2u.<\/p>\n

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C\u1ea5u tr\u00fac tinh th\u1ec3 c\u1ee7a Ferropericlase<\/h2>\n

Ferropericlase c\u00f3 c\u00f3 c\u1ea5u tr\u00fac tinh th\u1ec3 kh\u1ed1i<\/strong> \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a h\u1ec7 periclase\u2013w\u00fcstite. C\u1ea5u tr\u00fac c\u1ee7a n\u00f3 d\u1ef1a tr\u00ean c\u1ea5u tr\u00fac mu\u1ed1i \u0111\u00e1 ho\u1eb7c ki\u1ec3u NaCl, trong \u0111\u00f3 c\u00e1c anion oxy t\u1ea1o th\u00e0nh khung s\u1eafp x\u1ebfp ch\u1eb7t v\u00e0 c\u00e1c cation h\u00f3a tr\u1ecb hai chi\u1ebfm c\u00e1c v\u1ecb tr\u00ed \u0111\u01b0\u1ee3c ph\u1ed1i tr\u00ed b\u00e1t di\u1ec7n gi\u1eefa ch\u00fang. Magie v\u00e0 s\u1eaft ph\u00e2n b\u1ed1 tr\u00ean c\u00f9ng m\u1ed9t v\u1ecb tr\u00ed cation tinh th\u1ec3 h\u1ecdc, do \u0111\u00f3 c\u1ea5u tr\u00fac c\u00f3 th\u1ec3 ch\u1ee9a c\u00e1c thay \u0111\u1ed5i v\u1ec1 t\u1ef7 l\u1ec7 Mg:Fe m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i c\u00f3 khung c\u1ea5u tr\u00fac c\u01a1 b\u1ea3n kh\u00e1c.<\/p>\n

\"ferropericlase
ferropericlase (3)<\/figcaption><\/figure>\n

C\u1ea5u tr\u00fac l\u00fd t\u01b0\u1edfng do \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 m\u1ed9t m\u1ea3ng c\u00e1c cation Mg\u00b2\u207a v\u00e0 Fe\u00b2\u207a \u0111\u01b0\u1ee3c bao quanh b\u1edfi s\u00e1u nguy\u00ean t\u1eed oxi. M\u1ed7i nguy\u00ean t\u1eed oxi c\u0169ng \u0111\u01b0\u1ee3c ph\u1ed1i h\u1ee3p b\u1edfi s\u00e1u cation nh\u1ecb h\u00f3a l\u00e2n c\u1eadn. Vi\u1ec7c thay th\u1ebf Fe\u00b2\u207a cho Mg\u00b2\u207a l\u00e0m thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc trung b\u00ecnh c\u1ee7a c\u1ea5u tr\u00fac v\u00ec Fe\u00b2\u207a c\u00f3 b\u00e1n k\u00ednh ion l\u1edbn h\u01a1n Mg\u00b2\u207a. Khi h\u00e0m l\u01b0\u1ee3ng s\u1eaft t\u0103ng, tham s\u1ed1 t\u1ebf b\u00e0o \u0111\u01a1n v\u1ecb v\u00e0 m\u1eadt \u0111\u1ed9 n\u00f3i chung t\u0103ng l\u00ean, trong khi c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 \u0111\u00e0n h\u1ed3i kh\u00e1c c\u0169ng thay \u0111\u1ed5i t\u00f9y theo th\u00e0nh ph\u1ea7n.<\/p>\n

\u00c1p su\u1ea5t c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn h\u00e0nh vi c\u1ea5u tr\u00fac c\u1ee7a ferropericlase. \u1ede \u00e1p su\u1ea5t li\u00ean quan \u0111\u1ebfn l\u1edbp d\u01b0\u1edbi c\u1ee7a Tr\u00e1i \u0110\u1ea5t, oxit ch\u1ee9a s\u1eaft v\u1eabn gi\u1eef nguy\u00ean c\u1ea5u tr\u00fac l\u1eadp ph\u01b0\u01a1ng, nh\u01b0ng tr\u1ea1ng th\u00e1i \u0111i\u1ec7n t\u1eed c\u1ee7a s\u1eaft c\u00f3 th\u1ec3 thay \u0111\u1ed5i. \u0110\u1eb7c bi\u1ec7t, Fe\u00b2\u207a c\u00f3 th\u1ec3 tr\u1ea3i qua chuy\u1ec3n ti\u1ebfp t\u1eeb tr\u1ea1ng th\u00e1i spin cao sang spin th\u1ea5p do \u00e1p su\u1ea5t. S\u1ef1 thay \u0111\u1ed5i n\u00e0y li\u00ean quan \u0111\u1ebfn c\u00e1ch s\u1eafp x\u1ebfp electron trong ion s\u1eaft ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed1i x\u1ee9ng tinh th\u1ec3 t\u1ed5ng th\u1ec3, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1ec3 t\u00edch, m\u1eadt \u0111\u1ed9, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd kh\u00e1c c\u1ee7a kho\u00e1ng ch\u1ea5t.<\/p>\n

S\u1ef1 ph\u00e2n b\u1ed1 v\u00e0 t\u00ednh ch\u1ea5t \u0111i\u1ec7n t\u1eed c\u1ee7a s\u1eaft trong ferropericlase c\u0169ng c\u00f3 th\u1ec3 thay \u0111\u1ed5i theo nhi\u1ec7t \u0111\u1ed9, \u00e1p su\u1ea5t v\u00e0 th\u00e0nh ph\u1ea7n. C\u00e1c y\u1ebfu t\u1ed1 n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ed1i quan h\u1ec7 gi\u1eefa m\u1ea1ng tinh th\u1ec3 v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd \u0111\u01b0\u1ee3c \u0111o trong c\u00e1c m\u1eabu t\u1ef1 nhi\u00ean ho\u1eb7c \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t trong th\u00ed nghi\u1ec7m. Do \u0111\u00f3, c\u00e1c nghi\u00ean c\u1ee9u c\u1ea5u tr\u00fac v\u1ec1 ferropericlase th\u01b0\u1eddng xem x\u00e9t c\u1ea3 th\u00e0nh ph\u1ea7n Mg\u2013Fe c\u1ee7a n\u00f3 v\u00e0 \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t-nhi\u1ec7t \u0111\u1ed9 m\u00e0 kho\u00e1ng ch\u1ea5t h\u00ecnh th\u00e0nh ho\u1eb7c \u0111\u1ea1t tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

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T\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a Ferropericlase<\/h2>\n

Ferropericlase th\u01b0\u1eddng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 m\u1ed9t kho\u00e1ng ch\u1ea5t m\u00e0u x\u00e1m s\u1eabm, x\u00e1m n\u00e2u, x\u00e1m xanh l\u1ee5c ho\u1eb7c \u0111en, m\u1eb7c d\u00f9 ngo\u1ea1i quan c\u1ee7a n\u00f3 thay \u0111\u1ed5i t\u00f9y theo h\u00e0m l\u01b0\u1ee3ng s\u1eaft, k\u00edch th\u01b0\u1edbc h\u1ea1t, t\u1ea1p ch\u1ea5t v\u00e0 t\u00ecnh tr\u1ea1ng m\u1eabu v\u1eadt. V\u00ec ferropericlase t\u1ef1 nhi\u00ean th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng c\u00e1c h\u1ea1t nh\u1ecf ho\u1eb7c bao th\u1ec3 kho\u00e1ng, tinh th\u1ec3 vi m\u00f4 ph\u00e1t tri\u1ec3n t\u1ed1t l\u00e0 kh\u00f4ng ph\u1ed5 bi\u1ebfn. \u0110\u1ed9 s\u00e1ng c\u1ee7a n\u00f3 th\u01b0\u1eddng l\u00e0 th\u1ee7y tinh \u0111\u1ebfn b\u00e1n kim lo\u1ea1i, v\u00e0 \u0111\u1ed9 trong su\u1ed1t dao \u0111\u1ed9ng t\u1eeb trong su\u1ed1t \u0111\u1ebfn \u0111\u1ee5c t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 d\u00e0y h\u1ea1t v\u00e0 th\u00e0nh ph\u1ea7n.<\/p>\n

Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a ferropericlase c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n m\u1ed9t c\u00e1ch t\u1ed5ng qu\u00e1t l\u00e0 (Mg,Fe)O<\/strong>, v\u1edbi Mg\u00b2\u207a v\u00e0 Fe\u00b2\u207a chi\u1ebfm ch\u1ed7 ch\u00ednh c\u1ee7a cation hai h\u00f3a tr\u1ecb. L\u01b0\u1ee3ng s\u1eaft t\u01b0\u01a1ng \u0111\u1ed1i c\u00f3 th\u1ec3 thay \u0111\u1ed5i ch\u1ee9 kh\u00f4ng c\u1ed1 \u0111\u1ecbnh, v\u00e0 s\u1ef1 thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n n\u00e0y t\u1ea1o ra s\u1ef1 thay \u0111\u1ed5i li\u00ean t\u1ee5c trong m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n gi\u00e0u magie v\u00e0 gi\u00e0u s\u1eaft. C\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng c\u0169ng c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n th\u00f4ng qua c\u00e1c thay th\u1ebf b\u1ed5 sung, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c m\u1eabu t\u1ef1 nhi\u00ean \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t ph\u1ee9c t\u1ea1p.<\/p>\n

M\u1eadt \u0111\u1ed9 c\u1ee7a ferropericlase th\u01b0\u1eddng t\u0103ng khi h\u00e0m l\u01b0\u1ee3ng s\u1eaft t\u0103ng v\u00ec Fe\u00b2\u207a n\u1eb7ng h\u01a1n Mg\u00b2\u207a v\u00e0 c\u00f3 b\u00e1n k\u00ednh ion l\u1edbn h\u01a1n. C\u00e1c k\u00edch th\u01b0\u1edbc t\u1ebf b\u00e0o \u0111\u01a1n v\u1ecb c\u0169ng c\u00f3 xu h\u01b0\u1edbng t\u0103ng khi Fe\u00b2\u207a thay th\u1ebf Mg\u00b2\u207a. Nh\u1eefng m\u1ed1i quan h\u1ec7 n\u00e0y cung c\u1ea5p c\u00e1c ch\u1ec9 s\u1ed1 th\u00e0nh ph\u1ea7n h\u1eefu \u00edch khi ferropericlase \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p nhi\u1ec5u x\u1ea1 tia X ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch kh\u00e1c. Tuy nhi\u00ean, \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c tham s\u1ed1 c\u1ea5u tr\u00fac \u0111\u00e3 \u0111o, do \u0111\u00f3 th\u00e0nh ph\u1ea7n kh\u00f4ng n\u00ean \u0111\u01b0\u1ee3c suy ra t\u1eeb m\u1ed9t \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd duy nh\u1ea5t m\u00e0 kh\u00f4ng xem x\u00e9t c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t.<\/p>\n

Ferropericlase c\u00f3 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y cao v\u00e0 \u1ed5n \u0111\u1ecbnh trong m\u1ed9t ph\u1ea1m vi r\u1ed9ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9. T\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a n\u00f3 b\u1ecb \u1ea3nh h\u01b0\u1edfng m\u1ea1nh b\u1edfi \u00e1p su\u1ea5t, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c m\u00f4i tr\u01b0\u1eddng \u00e1p su\u1ea5t cao n\u01a1i c\u00e1c v\u00ed d\u1ee5 t\u1ef1 nhi\u00ean x\u1ea3y ra. C\u00e1c t\u00ednh ch\u1ea5t \u0111\u00e0n h\u1ed3i, m\u1eadt \u0111\u1ed9, h\u00e0nh vi \u0111i\u1ec7n v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111o l\u01b0\u1eddng kh\u00e1c c\u00f3 th\u1ec3 thay \u0111\u1ed5i theo c\u1ea3 n\u1ed3ng \u0111\u1ed9 s\u1eaft v\u00e0 \u00e1p su\u1ea5t. H\u00e0nh vi c\u1ee7a Fe\u00b2\u207a d\u01b0\u1edbi n\u00e9n l\u00e0 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng v\u00ec s\u1ef1 thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i spin \u0111i\u1ec7n t\u1eed c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a kho\u00e1ng ch\u1ea5t m\u00e0 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i c\u1ea5u tr\u00fac tinh th\u1ec3 l\u1eadp ph\u01b0\u01a1ng c\u01a1 b\u1ea3n c\u1ee7a n\u00f3. T\u1eeb g\u00f3c \u0111\u1ed9 h\u00f3a h\u1ecdc, ferropericlase thu\u1ed9c h\u1ec7 oxit MgO\u2013FeO. D\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ee7 oxy h\u00f3a, m\u1ed9t s\u1ed1 s\u1eaft c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i \u1edf tr\u1ea1ng th\u00e1i oxy h\u00f3a cao h\u01a1n ho\u1eb7c ferropericlase c\u00f3 th\u1ec3 \u0111\u1ed3ng t\u1ed3n t\u1ea1i v\u1edbi c\u00e1c oxit s\u1eaft kh\u00e1c v\u00e0 c\u00e1c kho\u00e1ng silicat. Do \u0111\u00f3, h\u00f3a h\u1ecdc th\u1ef1c t\u1ebf c\u1ee7a m\u1ed9t m\u1eabu t\u1ef1 nhi\u00ean ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng h\u00ecnh th\u00e0nh v\u00e0 l\u1ecbch s\u1eed \u0111\u1ecba ch\u1ea5t sau \u0111\u00f3. Ph\u00e2n t\u00edch h\u00f3a h\u1ecdc \u0111\u1ecbnh l\u01b0\u1ee3ng do \u0111\u00f3 l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u1ef7 l\u1ec7 Mg\/Fe v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c thay th\u1ebf nguy\u00ean t\u1ed1 nh\u1ecf.<\/p>\n

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Lo\u1ea1i v\u00e0 C\u00e1c D\u1ea1ng c\u1ee7a Ferropericlase<\/h2>\n

Ferropericlase kh\u00f4ng c\u00f3 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c d\u1ea1ng \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn ch\u00ednh th\u1ee9c d\u1ef1a tr\u00ean m\u00e0u s\u1eafc ho\u1eb7c ngo\u1ea1i quan. Thay v\u00e0o \u0111\u00f3, v\u1eadt li\u1ec7u t\u1ef1 nhi\u00ean th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t b\u1eb1ng th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u00f3, \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u1ef7 l\u1ec7 t\u01b0\u01a1ng \u0111\u1ed1i gi\u1eefa magi\u00ea v\u00e0 s\u1eaft. V\u00ec Mg\u00b2\u207a v\u00e0 Fe\u00b2\u207a c\u00f3 th\u1ec3 thay th\u1ebf cho nhau trong c\u00f9ng m\u1ed9t v\u1ecb tr\u00ed c\u1ea5u tr\u00fac, c\u00e1c m\u1eabu c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb s\u1ef1 bi\u1ebfn \u0111\u1ed5i th\u00e0nh ph\u1ea7n \u0111\u00e1ng k\u1ec3 trong khi v\u1eabn gi\u1eef nguy\u00ean c\u1ea5u tr\u00fac tinh th\u1ec3 l\u1eadp ph\u01b0\u01a1ng.<\/p>\n

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  • H\u1ee3p ch\u1ea5t ferropericlase gi\u00e0u magie:<\/strong> Fe\u00b2\u207a hi\u1ec7n di\u1ec7n nh\u01b0 m\u1ed9t th\u00e0nh ph\u1ea7n ph\u1ee5, v\u1edbi magie v\u1eabn l\u00e0 cation hai h\u00f3a tr\u1ecb ch\u1ee7 \u0111\u1ea1o. Nh\u1eefng th\u00e0nh ph\u1ea7n n\u00e0y ti\u1ebfn g\u1ea7n \u0111\u1ebfn th\u00e0nh vi\u00ean periclase, MgO.<\/li>\n
  • Ferropericlase trung b\u00ecnh:<\/strong> Magie v\u00e0 s\u1eaft xu\u1ea5t hi\u1ec7n \u1edf t\u1ef7 l\u1ec7 \u0111\u00e1ng k\u1ec3, t\u1ea1o ra c\u00e1c th\u00e0nh ph\u1ea7n gi\u1eefa periclase v\u00e0 w\u00fcstite. C\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd nh\u01b0 m\u1eadt \u0111\u1ed9 v\u00e0 k\u00edch th\u01b0\u1edbc t\u1ebf b\u00e0o \u0111\u01a1n v\u1ecb thay \u0111\u1ed5i t\u00f9y theo t\u1ef7 l\u1ec7 Mg:Fe.<\/li>\n
  • S\u1eaft gi\u00e0u ferropericlase:<\/strong> S\u1eaft chi\u1ebfm t\u1ef7 l\u1ec7 l\u1edbn h\u01a1n trong th\u00e0nh ph\u1ea7n cation hai h\u00f3a tr\u1ecb, v\u00e0 th\u00e0nh ph\u1ea7n ti\u1ebfn g\u1ea7n \u0111\u1ebfn ph\u00eda FeO c\u1ee7a h\u1ec7 MgO\u2013FeO.<\/li>\n
  • C\u00e1c h\u1ee3p ch\u1ea5t Periclase - ferropericlase:<\/strong> C\u00e1c m\u1eabu g\u1ea7n v\u1edbi th\u00e0nh vi\u00ean MgO c\u00f3 th\u1ec3 ch\u1ee9a l\u01b0\u1ee3ng Fe\u00b2\u207a t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf. Vi\u1ec7c ph\u00e2n lo\u1ea1i c\u1ee7a ch\u00fang ph\u1ee5 thu\u1ed9c v\u00e0o th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng ph\u00e2n t\u00edch ch\u1ee9 kh\u00f4ng ph\u1ea3i d\u1ef1a tr\u00ean ngo\u1ea1i quan.<\/li>\n
  • Ferropericlase trong c\u00e1c t\u1eadp h\u1ee3p \u00e1p su\u1ea5t cao:<\/strong> V\u1eadt li\u1ec7u xu\u1ea5t hi\u1ec7n trong c\u00e1c \u0111\u00e1 g\u1ed1c s\u00e2u ho\u1eb7c c\u00e1c v\u1eadt th\u1ec3 kho\u00e1ng ch\u1ea5t c\u00f3 th\u1ec3 c\u00f3 th\u00e0nh ph\u1ea7n b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 khu\u1ebfch t\u00e1n oxy v\u00e0 t\u1eadp h\u1ee3p kho\u00e1ng ch\u1ea5t xung quanh. Nh\u1eefng kh\u00e1c bi\u1ec7t \u0111\u1ecba ch\u1ea5t n\u00e0y kh\u00f4ng nh\u1ea5t thi\u1ebft \u0111\u1ea1i di\u1ec7n cho c\u00e1c d\u1ea1ng kho\u00e1ng ri\u00eang bi\u1ec7t.<\/li>\n<\/ul>\n

    M\u00e0u s\u1eafc kh\u00f4ng n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 c\u01a1 s\u1edf ch\u00ednh \u0111\u1ec3 ph\u00e2n bi\u1ec7t c\u00e1c lo\u1ea1i c\u1ea5u tr\u00fac n\u00e0y. Ph\u00e2n t\u00edch h\u00f3a h\u1ecdc l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a magie v\u00e0 s\u1eaft, trong khi ph\u01b0\u01a1ng ph\u00e1p nhi\u1ec5u x\u1ea1 tia X v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p c\u1ea5u tr\u00fac kh\u00e1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c nh\u1eadn c\u1ea5u tr\u00fac l\u1eadp ph\u01b0\u01a1ng v\u00e0 \u0111\u1eb7c tr\u01b0ng c\u00e1c thay \u0111\u1ed5i li\u00ean quan \u0111\u1ebfn th\u00e0nh ph\u1ea7n.<\/p>\n

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    Ferropericlase \u0110\u01b0\u1ee3c T\u00ecm Th\u1ea5y \u1ede \u0110\u00e2u?<\/h2>\n

    Ferropericlase ch\u1ee7 y\u1ebfu li\u00ean quan \u0111\u1ebfn c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u1ecba ch\u1ea5t \u00e1p su\u1ea5t cao thay v\u00ec \u0111\u00e1 b\u1ec1 m\u1eb7t th\u00f4ng th\u01b0\u1eddng. C\u00e1c hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 nhi\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c ghi nh\u1eadn trong c\u00e1c t\u1ed5 h\u1ee3p kho\u00e1ng ch\u1ea5t c\u00f3 ngu\u1ed3n g\u1ed1c s\u00e2u, bao g\u1ed3m ferropericlase \u0111\u01b0\u1ee3c b\u1ea3o t\u1ed3n d\u01b0\u1edbi d\u1ea1ng c\u00e1c v\u1eadt th\u1ec3 l\u1eabn trong kim c\u01b0\u01a1ng. Trong nh\u1eefng \u0111i\u1ec1u ki\u1ec7n n\u00e0y, kho\u00e1ng ch\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1eef nguy\u00ean b\u00ean trong kim c\u01b0\u01a1ng ch\u1ee7 khi di chuy\u1ec3n t\u1eeb \u0111\u1ed9 s\u00e2u l\u00ean b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t, cho ph\u00e9p th\u00e0nh ph\u1ea7n v\u00e0 c\u1ea5u tr\u00fac tinh th\u1ec3 c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u sau khi \u0111\u00e1 ch\u1ee7 \u0111\u1ea1t \u0111i\u1ec1u ki\u1ec7n n\u00f4ng h\u01a1n.<\/p>\n

    Ferropericlase c\u0169ng li\u00ean quan \u0111\u1ebfn c\u00e1c \u0111\u00e1 bi\u1ebfn ch\u1ea5t \u00e1p su\u1ea5t cao trong \u0111\u00f3 c\u00e1c pha oxit Mg\u2013Fe tr\u1edf n\u00ean \u1ed5n \u0111\u1ecbnh d\u01b0\u1edbi \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 t\u0103ng. S\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a n\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc t\u1ed5ng th\u1ec3 c\u1ee7a \u0111\u00e1 c\u0169ng nh\u01b0 \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 t\u00ednh kh\u1eed oxi trong qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh kho\u00e1ng v\u1eadt ho\u1eb7c c\u00e2n b\u1eb1ng sau \u0111\u00f3. N\u00f3 c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n c\u00f9ng v\u1edbi c\u00e1c kho\u00e1ng silicat \u00e1p su\u1ea5t cao, c\u00e1c oxit kh\u00e1c v\u00e0 c\u00e1c kho\u00e1ng ch\u1ee9a magie v\u00e0 s\u1eaft.<\/p>\n

    Kho\u00e1ng ch\u1ea5t n\u00e0y \u0111\u1eb7c bi\u1ec7t li\u00ean quan \u0111\u1ebfn c\u00e1c t\u1eadp h\u1ee3p l\u1edbp ph\u1ee7 Tr\u00e1i \u0110\u1ea5t s\u00e2u. D\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n t\u01b0\u01a1ng \u1ee9ng v\u1edbi l\u1edbp ph\u1ee7 d\u01b0\u1edbi Tr\u00e1i \u0110\u1ea5t, ferropericlase c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i c\u00f9ng v\u1edbi c\u00e1c pha silicat s\u1eaft-magnesi \u00e1p su\u1ea5t cao. T\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 th\u00e0nh ph\u1ea7n c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 thay \u0111\u1ed5i theo \u0111\u1ed9 s\u00e2u v\u00ec \u00e1p su\u1ea5t t\u0103ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ph\u00e2n b\u1ed1 s\u1eaft v\u00e0 magie gi\u1eefa c\u00e1c kho\u00e1ng ch\u1ea5t t\u1ed3n t\u1ea1i c\u00f9ng nhau. Nhi\u1ec7t \u0111\u1ed9 v\u00e0 fugacity oxi c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ef7 l\u1ec7 Fe\/Mg v\u00e0 tr\u1ea1ng th\u00e1i oxy h\u00f3a c\u1ee7a s\u1eaft trong t\u1eadp h\u1ee3p.<\/p>\n

    C\u00e1c m\u1eabu t\u1ef1 nhi\u00ean th\u01b0\u1eddng nh\u1ecf v\u00e0 c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng c\u00e1c kh\u1ed1i l\u1eabn, t\u1eadp h\u1ee3p h\u1ea1t m\u1ecbn ho\u1eb7c c\u00e1c h\u1ea1t c\u00f4 l\u1eadp trong \u0111\u00e1 c\u00f3 \u00e1p su\u1ea5t cao. V\u00ec l\u00fd do n\u00e0y, ferropericlase th\u01b0\u1eddng \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u b\u1eb1ng c\u00e1c k\u1ef9 thu\u1eadt ph\u00e2n t\u00edch vi m\u00f4 thay v\u00ec quan s\u00e1t m\u1eabu th\u00f4ng th\u01b0\u1eddng. Ph\u00e2n t\u00edch vi k\u1ebf \u0111i\u1ec7n t\u1eed c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh t\u1ef7 l\u1ec7 Mg\/Fe c\u1ee7a n\u00f3, trong khi nhi\u1ec5u x\u1ea1 tia X, quang ph\u1ed5 Raman v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin v\u1ec1 c\u1ea5u tr\u00fac tinh th\u1ec3 v\u00e0 tr\u1ea1ng th\u00e1i v\u1eadt l\u00fd c\u1ee7a n\u00f3.<\/p>\n

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    C\u00e1ch nh\u1eadn bi\u1ebft Ferropericlase<\/h2>\n

    Ferropericlase c\u00f3 th\u1ec3 kh\u00f3 x\u00e1c \u0111\u1ecbnh ch\u1ec9 d\u1ef1a v\u00e0o ngo\u1ea1i quan v\u00ec c\u00e1c m\u1eabu t\u1ef1 nhi\u00ean th\u01b0\u1eddng c\u00f3 c\u1ea5u tr\u00fac h\u1ea1t m\u1ecbn, m\u00e0u t\u1ed1i ho\u1eb7c \u0111\u01b0\u1ee3c bao b\u1ecdc trong c\u00e1c kho\u00e1ng ch\u1ea5t kh\u00e1c. Th\u00e0nh ph\u1ea7n c\u1ee7a n\u00f3 c\u0169ng tr\u00f9ng l\u1eb7p v\u1edbi c\u00e1c pha oxit Mg\u2013Fe kh\u00e1c, \u0111\u1eb7c bi\u1ec7t l\u00e0 periclase v\u00e0 w\u00fcstite. Do \u0111\u00f3, vi\u1ec7c x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c \u0111\u00f2i h\u1ecfi th\u00f4ng tin v\u1ec1 c\u1ea3 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc v\u00e0 c\u1ea5u tr\u00fac tinh th\u1ec3 ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o m\u00e0u s\u1eafc, \u0111\u1ed9 s\u00e1ng ho\u1eb7c h\u00ecnh d\u1ea1ng h\u1ea1t.<\/p>\n

    \"ferropericlaza\"
    ferropericlaza<\/figcaption><\/figure>\n

    Ph\u00e2n t\u00edch h\u00f3a h\u1ecdc l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1eb7c tr\u01b0ng h\u00f3a ferropericlase. Ph\u00e2n t\u00edch vi k\u1ebf \u0111i\u1ec7n t\u1eed c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 magie v\u00e0 s\u1eaft v\u00e0 thi\u1ebft l\u1eadp t\u1ef7 l\u1ec7 Mg\/Fe c\u1ee7a m\u1ed9t h\u1ea1t ri\u00eang l\u1ebb. C\u00e1c nguy\u00ean t\u1ed1 kh\u00e1c c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c thay th\u1ebf nh\u1ecf. V\u00ec t\u1ef7 l\u1ec7 Fe\/Mg c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3, ph\u00e2n t\u00edch \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u0111\u1ec3 ph\u00e2n bi\u1ec7t ferropericlase v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n g\u1ea7n v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n cu\u1ed1i periclase ho\u1eb7c w\u00fcstite.<\/p>\n

    Ph\u01b0\u01a1ng ph\u00e1p nhi\u1ec5u x\u1ea1 tia X c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c nh\u1eadn c\u1ea5u tr\u00fac l\u1eadp ph\u01b0\u01a1ng \u0111\u1eb7c tr\u01b0ng c\u1ee7a kho\u00e1ng ch\u1ea5t. S\u1ef1 thay th\u1ebf Fe\u00b2\u207a cho Mg\u00b2\u207a \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u00edch th\u01b0\u1edbc c\u1ee7a t\u1ebf b\u00e0o \u0111\u01a1n v\u1ecb, do \u0111\u00f3 c\u00e1c tham s\u1ed1 m\u1ea1ng \u0111\u01b0\u1ee3c \u0111o c\u00f3 th\u1ec3 cung c\u1ea5p th\u00eam th\u00f4ng tin v\u1ec1 th\u00e0nh ph\u1ea7n. Tuy nhi\u00ean, c\u00e1c tham s\u1ed1 c\u1ea5u tr\u00fac c\u0169ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 tr\u1ea1ng th\u00e1i v\u1eadt l\u00fd c\u1ee7a m\u1eabu, \u0111\u1eb7c bi\u1ec7t khi x\u00e9t \u0111\u1ebfn v\u1eadt li\u1ec7u h\u00ecnh th\u00e0nh trong \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t cao sau khi thu h\u1ed3i. Quang ph\u1ed5 Raman v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p quang ph\u1ed5 kh\u00e1c c\u00f3 th\u1ec3 cung c\u1ea5p th\u00eam th\u00f4ng tin v\u1ec1 tr\u1ea1ng th\u00e1i c\u1ea5u tr\u00fac v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a kho\u00e1ng ch\u1ea5t, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi c\u00e1c h\u1ea1t c\u00f3 s\u1eb5n r\u1ea5t nh\u1ecf. \u0110\u1ed1i v\u1edbi ferropericlase \u0111\u01b0\u1ee3c b\u1ea3o t\u1ed3n d\u01b0\u1edbi d\u1ea1ng t\u1ea1p ch\u1ea5t trong kim c\u01b0\u01a1ng ho\u1eb7c kho\u00e1ng ch\u1ea5t ch\u1ee7 kh\u00e1c, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch kh\u00f4ng ph\u00e1 h\u1ee7y c\u00f3 th\u1ec3 \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch v\u00ec t\u1ea1p ch\u1ea5t c\u00f3 th\u1ec3 ch\u1ec9 r\u1ed9ng v\u00e0i micromet.<\/p>\n

    C\u00e1c kho\u00e1ng ch\u1ea5t ch\u00ednh v\u00e0 pha c\u00f3 th\u1ec3 c\u1ea7n ph\u00e2n bi\u1ec7t v\u1edbi ferropericlase bao g\u1ed3m periclase<\/strong> v\u00e0 wustite<\/strong>. Periclase \u0111\u1ea1i di\u1ec7n cho th\u00e0nh ph\u1ea7n gi\u00e0u MgO, trong khi w\u00fcstite \u0111\u1ea1i di\u1ec7n cho th\u00e0nh ph\u1ea7n gi\u00e0u FeO c\u1ee7a h\u1ec7 oxit Mg-Fe. V\u00ec c\u00e1c pha n\u00e0y c\u00f3 c\u1ea5u tr\u00fac v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc li\u00ean quan m\u1eadt thi\u1ebft, s\u1ef1 ph\u00e2n bi\u1ec7t kh\u00f4ng lu\u00f4n lu\u00f4n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady t\u1eeb \u0111\u1eb7c \u0111i\u1ec3m h\u00ecnh th\u00e1i. Do \u0111\u00f3, th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc, d\u1eef li\u1ec7u tinh th\u1ec3 h\u1ecdc v\u00e0 m\u00f4i tr\u01b0\u1eddng \u0111\u1ecba ch\u1ea5t n\u00ean \u0111\u01b0\u1ee3c xem x\u00e9t c\u00f9ng nhau khi x\u00e1c \u0111\u1ecbnh m\u1ed9t m\u1eabu t\u1ef1 nhi\u00ean.<\/p>\n

    \u1ee8ng d\u1ee5ng v\u00e0 C\u00f4ng d\u1ee5ng c\u1ee7a Ferropericlase<\/h2>\n

    Ferropericlase kh\u00f4ng c\u00f3 \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh n\u00e0o nh\u01b0 nguy\u00ean li\u1ec7u th\u00f4 c\u00f4ng nghi\u1ec7p, \u0111\u00e1 qu\u00fd ho\u1eb7c kho\u00e1ng v\u1eadt trang tr\u00ed. V\u1eadt li\u1ec7u t\u1ef1 nhi\u00ean th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng c\u00e1c h\u1ea1t nh\u1ecf, c\u00e1c kh\u1ed1i l\u1eabn trong kho\u00e1ng v\u1eadt ho\u1eb7c th\u00e0nh ph\u1ea7n c\u1ee7a c\u00e1c t\u1ed5 h\u1ee3p kho\u00e1ng v\u1eadt \u00e1p su\u1ea5t cao ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c khai th\u00e1c cho c\u00e1c \u1ee9ng d\u1ee5ng th\u01b0\u01a1ng m\u1ea1i. Th\u00e0nh ph\u1ea7n bi\u1ebfn \u0111\u1ed5i v\u00e0 s\u1ef1 xu\u1ea5t hi\u1ec7n \u0111\u1ecba ch\u1ea5t th\u00f4ng th\u01b0\u1eddng c\u1ee7a n\u00f3 l\u00e0m h\u1ea1n ch\u1ebf vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 nh\u01b0 m\u1ed9t m\u1eb7t h\u00e0ng kho\u00e1ng s\u1ea3n truy\u1ec1n th\u1ed1ng.<\/p>\n

    C\u00e1c \u1ee9ng d\u1ee5ng ch\u00ednh c\u1ee7a ferropericlase li\u00ean quan \u0111\u1ebfn nghi\u00ean c\u1ee9u \u0111\u1ecba ch\u1ea5t v\u00e0 th\u1ef1c nghi\u1ec7m. C\u00e1c m\u1eabu t\u1ef1 nhi\u00ean c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch \u0111\u1ec3 nghi\u00ean c\u1ee9u m\u1ed1i quan h\u1ec7 h\u00f3a h\u1ecdc gi\u1eefa magi\u00ea v\u00e0 s\u1eaft trong c\u00e1c kho\u00e1ng v\u1eadt oxit v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1ch c\u00e1c nguy\u00ean t\u1ed1 n\u00e0y ph\u00e2n b\u1ed1 gi\u1eefa c\u00e1c pha \u00e1p su\u1ea5t cao \u0111\u1ed3ng t\u1ed3n t\u1ea1i. D\u1eef li\u1ec7u th\u00e0nh ph\u1ea7n t\u1eeb ferropericlase c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi th\u00f4ng tin t\u1eeb c\u00e1c kho\u00e1ng v\u1eadt li\u00ean quan \u0111\u1ec3 nghi\u00ean c\u1ee9u \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 oxy c\u1ee7a qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh kho\u00e1ng v\u1eadt.<\/p>\n

    Ferropericlase c\u0169ng \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u th\u1ef1c nghi\u1ec7m v\u00ec t\u00ednh ch\u1ea5t c\u1ee7a n\u00f3 thay \u0111\u1ed5i d\u01b0\u1edbi n\u00e9n. Nghi\u00ean c\u1ee9u th\u01b0\u1eddng xem x\u00e9t t\u00e1c \u0111\u1ed9ng c\u1ee7a \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 \u0111\u1ebfn c\u1ea5u tr\u00fac tinh th\u1ec3, m\u1eadt \u0111\u1ed9, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u00e0 tr\u1ea1ng th\u00e1i \u0111i\u1ec7n t\u1eed c\u1ee7a s\u1eaft. S\u1ef1 thay \u0111\u1ed5i do \u00e1p su\u1ea5t gi\u1eefa c\u00e1c tr\u1ea1ng th\u00e1i spin cao v\u00e0 spin th\u1ea5p c\u1ee7a Fe\u00b2\u207a l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong h\u00e0nh vi c\u1ee7a n\u00f3 trong \u0111i\u1ec1u ki\u1ec7n s\u00e2u trong Tr\u00e1i \u0110\u1ea5t v\u00e0 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u00f3 th\u1ec3 \u0111o \u0111\u01b0\u1ee3c.<\/p>\n

    Trong c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 kim c\u01b0\u01a1ng v\u00e0 c\u00e1c v\u1eadt li\u1ec7u c\u00f3 ngu\u1ed3n g\u1ed1c s\u00e2u, c\u00e1c t\u1ea1p ch\u1ea5t ferropericlase c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin v\u1ec1 \u0111i\u1ec1u ki\u1ec7n m\u00e0 kho\u00e1ng ch\u1ea5t ch\u1ee7 \u0111\u00e3 tr\u1ea3i qua \u1edf \u0111\u1ed9 s\u00e2u. V\u00ec c\u00e1c t\u1ea1p ch\u1ea5t ri\u00eang l\u1ebb c\u00f3 th\u1ec3 r\u1ea5t nh\u1ecf, c\u00e1c k\u1ef9 thu\u1eadt ph\u00e2n t\u00edch nh\u01b0 k\u00ednh hi\u1ec3n vi \u0111i\u1ec7n t\u1eed, ph\u00e2n t\u00edch b\u1eb1ng vi k\u1ebf \u0111i\u1ec7n t\u1eed, nhi\u1ec5u x\u1ea1 tia X, quang ph\u1ed5 Raman v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p quang ph\u1ed5 kh\u00e1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng thay v\u00ec ki\u1ec3m tra m\u1eabu truy\u1ec1n th\u1ed1ng.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

    Ferropericlase is a magnesium\u2013iron oxide mineral with a composition generally represented by (Mg,Fe)O. It belongs to the periclase group and forms a solid-solution series between magnesium-rich periclase, MgO, and iron-rich w\u00fcstite, FeO. In its structure, Fe\u00b2\u207a substitutes for Mg\u00b2\u207a at equivalent divalent cation sites, allowing the composition to vary according to the relative proportions of […]<\/p>\n","protected":false},"author":1,"featured_media":5066,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"Ferropericlase: Mineral Information, Properties & Occurrence","_seopress_titles_desc":"Ferropericlase is a magnesium\u2013iron oxide mineral with the composition (Mg,Fe)O. Explore its properties, crystal structure, formation, occurrence, identification, and uses.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-5153","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article"],"_links":{"self":[{"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/posts\/5153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/comments?post=5153"}],"version-history":[{"count":8,"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/posts\/5153\/revisions"}],"predecessor-version":[{"id":5161,"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/posts\/5153\/revisions\/5161"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/media\/5066"}],"wp:attachment":[{"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/media?parent=5153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/categories?post=5153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/crystals.rocks\/vi\/wp-json\/wp\/v2\/tags?post=5153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}