岩浆中主要挥发份含量──熔融包裹体和淬火玻璃证据

被引:13
作者
李福春
朱金初
金章东
机构
[1] 南京大学地球科学系!南京,
关键词
岩浆; 熔融包裹体; 挥发份; 平均含量; 淬火玻璃;
D O I
暂无
中图分类号
P588.1 [岩浆岩(火成岩)];
学科分类号
摘要
挥发份在成矿熔体和流体的形成与演化过程中扮演着相当重要的角色。直接分析火成岩矿物中的熔融包裹体是确定岩浆结晶前挥发份含量的最理想方法。本文在现有熔融包裹体(和海底火山淬火玻璃)中挥发份含量数据的基础上.估算了主要挥发价(H2O、CO2、Cl、F、S等)在基性、中性和酸性等各类岩浆中的平均含量。
引用
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页码:8 / 13
页数:6
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