| 热液体系氢、氧同位素分馏机制及其地质意义 |
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| 引用本文： | 陈振胜,张理刚.热液体系氢、氧同位素分馏机制及其地质意义[J].地质学报,1992,66(2):158-169. |
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| 作者姓名： | 陈振胜 张理刚 |
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| 作者单位： | 中国地质科学院宜昌地质矿产研究所 湖北宜昌 |
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| 摘 要： | 探讨了热液体系氢、氧同位素地球化学行为及其与水/岩交换同位素分馏的内在关系。有效W/R值是除温度条件外,另一控制蚀变岩石和热液水氢、氧同位素组成变化的因素。此外还根据数个矿区成矿热液水和蚀变岩石氢、氧同位素组成及变化特征对水/岩交换和W/R值的应用及地质意义展开讨论。最后提出热液体系中大气降水和岩浆热液水氢、氧同位素组成演化模式简图。
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| 关 键 词： | 热液体系 氢、氧同位素 分馏机制 |
HYDROGEN AND OXYGEN ISOTOPE FRACTIONATION MECHANISM IN THE HYDROTHERMAL SYSTEM AND ITS GEOLOGIC SIGNIFICANCE |
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| Chen Zhensheng and Zhang Ligang.HYDROGEN AND OXYGEN ISOTOPE FRACTIONATION MECHANISM IN THE HYDROTHERMAL SYSTEM AND ITS GEOLOGIC SIGNIFICANCE[J].Acta Geologica Sinica,1992,66(2):158-169. |
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| Authors: | Chen Zhensheng and Zhang Ligang |
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| Abstract: | The behaviors of H and O isotope geochemistry of hydrothermal waters and altered rocks in the hydrothermal system and its relationship with water/rock exchange isotope fractionation have been discussed in this paper. It is pointed out that H and O isotopi |
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| Keywords: | hydrotherrnal system isotope fractionation mechanism water/rock exchange effective W/R ratio evolutional model |
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