Textural and chemical zoning in garnets related to mantle metasomatism and deformation processes

来源 :中国科学通报：英文版 | 被引量 : 0次 | 上传用户：csxna

【摘要】

：

一些地区 texturally 的石榴石从白垩纪 kimberlite 在 polymict 橄榄岩(JJG1414 ) 被发现， Kimberley，南非。电子和离子 microprobe 以及激光氟化作用技术的系统的分析揭示 ex

【作者】

：

Hongfu Zhang M. A. Menzies Xin

【机构】

：

ChineseAcadSci,UnivLondon,ChinaUnivGeosci

【出处】

：

中国科学通报：英文版

【发表日期】

：

2000年2期

【关键词】

：

South African KIMBERLITE polymict XENOLITH GARNET ZONING mantle. METASOMATISM an

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一些地区 texturally 的石榴石从白垩纪 kimberlite 在 polymict 橄榄岩(JJG1414 ) 被发现， Kimberley，南非。电子和离子 microprobe 以及激光氟化作用技术的系统的分析揭示 existencal 显著元素并且氧在这些石榴石的同位素的带状配列，相应于组织上带状配列。边界通常在 Ca 被充实， Ti， Cr， LREE， Sr， Nb，并且在 Mg 弄空，艾尔 and18O。这些石榴石被 melts/fluids 渗入，这被表明，可能代表帮助液体的披风变

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Textural and chemical zoning in garnets related to mantle metasomatism and deformation processes

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