Biotite is a subordinate constituent of the mafic and ultramafic rocks generally.
黑云母一般是鎂鐵質(zhì)及超鎂鐵質(zhì)巖石中的次要成分.
辭典例句
Weiya complex, eastern Tianshan: Single - sourced or diverse - sourced ? -- Evidence from biotite.
東天山尾亞雜巖體: 同源還是異源? -- 來自黑云母的證據(jù).
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So the dark mica in this granite should be called biotite.
那么.在這塊花崗巖中的黑色云母類礦物就應(yīng)當(dāng)叫做黑云母了.
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The types of mineralized rocks are fine grained biotite gneiss and silicalites.
礦化類型為含金黑云變粒巖型、含金硅質(zhì)巖型.
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The ore - forming material came from biotite - granite of Hangou.
成礦物質(zhì)來自韓溝黑云母花崗巖體.
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The Shangzhuang apatite deposit is a low - grade apatite deposit associated with Fe, vermiculitizated biotite and REE.
上莊磷礦為一大型 低品位 磷灰石礦床,伴生有益組分有鐵 、 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.
燕山早期侵入巖以二長花崗巖 、 黑云鉀長花崗巖為主,其次為花崗閃長巖.
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The talc - schist, talcmarble and biotite - schist are the most favourable hosting rocks to mineralization.
最有利于礦化的圍巖是富鎂的滑石片巖 、 含 滑石片 巖、含滑石大理巖和黑云母片巖等.
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The main gold - carrying minerals are pyrite , chalcopyrite and telluride. The best gold - carrying rock is the biotite - schist.
主要的載金礦物有黃銅礦、黃鐵礦 、 葉碲鉍礦, 含金性最好的巖石類型為只云母鈉長片巖.
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Veiws evidently intercalate into biotite granulite of the Boluotai Formation of the Zhuzhangzi Group.
花崗斑巖主要由鉀長石、石英、更長石及黑云母組成.
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Ore - forming materials of galena are from country rocks , that is biotite schist and garnet biotite schist.
形成方鉛礦的成礦物質(zhì)主要來源于圍巖, 即荊山群黑云母片巖和石榴石黑云母片巖等.
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