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author:

刘羽 (刘羽.) [1] | Stoppa F. (Stoppa F..) [2]

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CQVIP PKU CSCD

Abstract:

磷灰石中挥发分的类质同象替换可以反映其结晶时岩浆体系的成分特点。采用扫描电镜、能谱、电子探针、X射线单晶晶胞参数测定和红外、拉曼光谱,对维苏威和武尔卡诺火山碎屑物中磷灰石进行了初步研究,发现其Ca、P位置上不出现替换,主要替换形成于通道位置上。武尔卡诺磷灰石低硫富Cl,晶胞参数c/a值很小,在低压高温下形成;而维苏威磷灰石含硫稍多,通道离子主要由OH-F组成,形成于压力较大、温度较低的环境,Cl趋向于在早期喷发物中富集,而F则趋向于在晚期喷发物中富集。

Keyword:

挥发分 替换 磷灰石 结构通道

Community:

  • [ 1 ] 福州大学紫金矿业学院,福建福州350108
  • [ 2 ] Dipartimento Scienze della Terra, Universita G. d’ Annunzio, Chieti 66013- Italy

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Source :

矿物学报

ISSN: 1000-4734

Year: 2011

Issue: 2

Volume: 31

Page: 180-184

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 0

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