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物化探方法在黑龙江古金厂地区水系沉积物异常查证中的应用
Application of geophysical and geochemical methods on anomaly inspection of stream sediment in Gujinchang area of Heilongjiang
【摘要】 利用1∶2万土壤测量、地面高精度磁法测量及激电中梯测量等方法对黑龙江黑河市古金厂地区1∶5万水系沉积物异常进行查证,发现Au等11种单元素土壤异常75处、组合异常6处、高磁异常5处和激电异常2处。在综合分析其地质背景基础上,对物化探异常套合处进行了槽探工程揭露,发现681.5高地金矿体。
【Abstract】 The measures of 1∶20 000 scale soil survey,high-precision ground magnetic survey and IP intermediate-gradient survey were used in verifying the sedimentary anomaly in Heihe City of Heilongjiang,in which the authors found 75 single-element anomalies in soil of 11 elements including Au,6 combined anomalies,5 high magnetic anomalies and 2 IP anomalies. Based on the analysis of their geological background,the trenching engineering exposure was carried out,and found the Au orebody in the 681. 5 highland.
【关键词】 水系沉积物异常;
异常查证;
古金厂;
黑龙江;
【Key words】 stream sediment anomaly; anomaly inspection; Gujinchang; Heilongjiang;
【Key words】 stream sediment anomaly; anomaly inspection; Gujinchang; Heilongjiang;
【基金】 黑龙江省1∶5万区域地质矿产调查项目(2300000750016)
- 【文献出处】 世界地质 ,Global Geology , 编辑部邮箱 ,2010年02期
- 【分类号】P631.2
- 【被引频次】9
- 【下载频次】161