Its heat reservoir is composed of Yanshanian granite - porphyry and tuff of Mesozoic.
熱儲由中生代燕山期花崗斑巖、凝灰?guī)r組成.
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The tuff is a kind of predictable and new - type nonmetallic minerals resource.
凝灰?guī)r是一種可預見的新型非金屬礦產資源.
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Mountain mainly by rhyolite and tuff composition, there are local granite.
山體主要由流紋巖和凝灰?guī)r構成, 局部有花崗巖.
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The acidic tuff section owns gold element with average content of 110.
其中的酸性凝灰?guī)r段金元素平均值110.
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This kind of rock is called tuff.
這里的巖質呢是凝灰?guī)r.
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Mainly is basalt and tuff, secondly become for the alteration basalt and andesite.
主要為玄武巖和凝灰?guī)r, 其次為蝕變玄武巖和安山巖.
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Rich mineral resources, granite, tuff, 15 kinds of marble, and other non - metallic mineral and metal mining.
礦產資源豐富, 有花崗石 、 凝灰?guī)r 、 大理石等15種 非金屬 礦和金屬礦.
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None the less, quickly he came back tuff in 2001 with courage and determination.
很快他依然帶著勇氣與堅定在2001年再次回歸.
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A systematic discussion of stratabound feature of tuff - type gold deposits, southwest Guizhou is conducted.
本文系統(tǒng)討論了黔西南凝灰?guī)r型金礦的層控特征.
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