黑萤石的野外产状主要出现于背斜近轴部位置的矿体上部及边缘的主岩(host rock)溶 蚀孔洞中,说明在这些位置上是烃类物质相对浓集的部分;因而在成矿过程中形成包围矿体 的黑萤石带,这也间接表明:矿体的富集位...
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original host rock 原生围岩
host rock and mineralization age 成岩成矿时代
host-rock 容矿岩石
host rock types 容矿岩石类型
host rock stress 围岩应力场
control host rock 控制围岩
altered host rock 蚀变围岩
At a surface exposure the host rock dips steeply to the east.
在一个露头处,含矿主岩向东陡倾。
So it has more important significance that how to recognize silicified rock from host rock and the extent of silicify.
因此,如何正确地识别硅化岩石与原岩,以及硅化的强弱对于找矿有着重要意义。
Its host rock is picritic volcanics, which is different from other volcanic rocks related to iron (copper) ore deposit.
其赋矿围岩为苦橄质火山岩,区别于与火山岩相关的各类铁(铜)矿。
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