湘东北地区井冲钴铜矿床中辉砷钴矿的发现、成因及开发利用价值

详细信息

Discovery of cobaltite in the Jingchong Co-Cu deposit, Northeastern Hunan province, South China: Implications for ore genesis and exploration

1.
Wuhan center, China Geological Survey, Wuhan 430205, Hubei, China
2.
School of Earth Resources, China University of Geosciences Wuhan 430074, Hubei, China

图 1 井冲钴铜矿床富钴矿石照片及辉砷钴矿微观特征图

a—坑道中富钴矿石照片；b, c—富钴矿石手标本照片；d, g—反射光照片；e, h—TIMA扫面分析图像；f, i—BSE图像；j, k—辉砷钴矿能谱特征；l~u—辉砷钴矿As、Co、Fe和S元素EPMA扫面特征；Cbt—辉砷钴矿；Py—黄铁矿

Figure 1. Photographs of Co ores and micro-graphs of cobaltite in the Jingchong cobalt-copper deposit

a-Photograph of Co ores in tunnel; b, c-Photographs showing cobaltite in ores; d, g-Micrographs under reflected light; e, h-TIMA images; f, i-BSE images; j, k-EDS analysis of cobaltite; l~u-EPMA mapping of As, Co, Fe and S elements in cobaltite; Cbt-Cobaltite; Py-Pyrite

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表 1 辉砷钴矿电子探针分析结果（%）

Table 1 Electron microprobe analyses results (%) of cobaltite

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