biotite

Biotite is a subordinate constituent of the mafic and ultramafic rocks generally.

黑云母一般是镁铁质及超镁铁质岩石中的次要成分.

辞典例句

Weiya complex, eastern Tianshan: Single - sourced or diverse - sourced ? -- Evidence from biotite.

东天山尾亚杂岩体: 同源还是异源? -- 来自黑云母的证据.

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So the dark mica in this granite should be called biotite.

那么.在这块花岗岩中的黑色云母类矿物就应当叫做黑云母了.

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The types of mineralized rocks are fine grained biotite gneiss and silicalites.

矿化类型为含金黑云变粒岩型、含金硅质岩型.

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The ore - forming material came from biotite - granite of Hangou.

成矿物质来自韩沟黑云母花岗岩体.

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The Shangzhuang apatite deposit is a low - grade apatite deposit associated with Fe, vermiculitizated biotite and REE.

上庄磷矿为一大型 低品位 磷灰石矿床,伴生有益组分有铁 、 蛭石化黑云母及稀土元素.

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Early Yanshanian intrusions are mainly adamellite, biotite K feldspar granite with small amount of granodiorite.

燕山早期侵入岩以二长花岗岩 、 黑云钾长花岗岩为主,其次为花岗闪长岩.

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The talc - schist, talcmarble and biotite - schist are the most favourable hosting rocks to mineralization.

最有利于矿化的围岩是富镁的滑石片岩 、 含 滑石片 岩、含滑石大理岩和黑云母片岩等.

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The main gold - carrying minerals are pyrite , chalcopyrite and telluride. The best gold - carrying rock is the biotite - schist.

主要的载金矿物有黄铜矿、黄铁矿 、 叶碲铋矿, 含金性最好的岩石类型为只云母钠长片岩.

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Veiws evidently intercalate into biotite granulite of the Boluotai Formation of the Zhuzhangzi Group.

花岗斑岩主要由钾长石、石英、更长石及黑云母组成.

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Ore - forming materials of galena are from country rocks , that is biotite schist and garnet biotite schist.

形成方铅矿的成矿物质主要来源于围岩, 即荆山群黑云母片岩和石榴石黑云母片岩等.

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