| 安庆铜牛井热液脉型铜、钼、金矿床石英的^40Ar—^39Ar快中子活化年龄 |
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| 引用本文： | 周涛发,袁峰,张鑫,岳书仓.安庆铜牛井热液脉型铜、钼、金矿床石英的^40Ar—^39Ar快中子活化年龄[J].地质论评,2003,49(2):212-216. |
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| 作者姓名： | 周涛发 袁峰 张鑫 岳书仓 |
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| 作者单位： | 合肥工业大学资源与环境工程学院,230009 |
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| 基金项目： | 国家自然科学基金，安徽省自然科学基金，49802007，01045202，， |
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| 摘 要： | 长江中下游成矿带中安庆铜牛井热液(充填)脉型铜、钼、金矿床主成矿阶段的石英样品的40Ar-39Ar快中子活化法坪年龄为134.77±0.70Ma,对应的等时线年龄为130.92±0.76Ma,最小视年龄为133.10±1.87Ma,三个年龄值在误差范围内十分接近,以等时线年龄(130.92±0.76Ma)代表石英的形成年龄.铜牛井热液脉型矿床与同一矿田中夕卡岩型矿床的形成时代相近,成矿与岩浆作用密切相关,可能为一连续的过程.
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| 关 键 词： | ^40Ar－^39Ar年龄 成矿时代 金矿床 热液脉型矿床 安徽 岩浆作用 铜矿床 钼矿床 成矿作用 |
40Ar-39Ar Fast Neutron Activation Dating of Quartz from the Tongniujing Vein-type Cu-Mo-Au Deposit, Anqing, Anhui Province |
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| ZHOU Taof,YUAN Feng,ZHANG Xin,YUE Shucang School of Resources and Environment Engineering,Hefei University of Technology Hefei,Anhui.40Ar-39Ar Fast Neutron Activation Dating of Quartz from the Tongniujing Vein-type Cu-Mo-Au Deposit, Anqing, Anhui Province[J].Geological Review,2003,49(2):212-216. |
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| Authors: | ZHOU Taof YUAN Feng ZHANG Xin YUE Shucang School of Resources and Environment Engineering Hefei University of Technology Hefei Anhui |
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| Abstract: | |
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| Keywords: | 40Ar/39Ar fast-neutron activation dating mineralization epoch Cu-Mo-Au deposit vein-type deposit metallogenic belt of the middle and lower reaches of the Yangtze River Anqing Anhui |
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