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燕山期
Yanshanian
- 热储由中生代燕山期花岗斑岩、凝灰岩组成。
Its heat reservoir is composed of Yanshanian granite - porphyry and tuff of Mesozoic. - 热储由中生代燕山期花岗斑岩、凝灰岩组成。
Its heat reservoir is composed of Yanshanian granite-porphyry and tuff of Mesozoic. - 为待揭开的大型以上规模的燕山期斑岩系列成矿潜在区。
It is a large potential region of the Yanshanian porphyry metallogenic system.
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