1、

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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2、

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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3、

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.

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4、

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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5、

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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6、

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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7、

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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8、

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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9、

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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10、

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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11、

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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12、

The results show significant differences in oxygen isotope composition between biotite gneiss and granitic gneiss.

结果表明,这两种片麻岩在氧同位素组成上存在显著差别:黑云母片麻岩与共生的榴辉岩δ18O值呈同步变化,全岩δ18O值从-4.7‰变化至+10.3‰;

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13、

The second stage is the intrusion of medium to fine-grained biotite-K-feldspar granite.

第二阶段为中细粒黑云母钾长化岗岩。

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14、

Biotite ( hornblende) two-feldspar gneiss and ( 5) Fault br.

黑云(角闪)二长片麻岩和(5)碎裂岩等。

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15、

The nature of mineralogy, petrology and geochemistry also provides reliable information to prove that primitive tuffaceous sedimentary rock underwent "soaking effect" in a kind of brine and formed scapolite biotite rock.

矿物学、岩石学及地球化学特征也为其原凝灰质沉积岩经过热卤水浸泡效应(soaking effect)形成方柱黑云岩类的成因提供了可靠信息。

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16、

In the genetic diagram of mica minerals, biotite in the study area mostly falls into the field C, indicating a crustal origin.

在云母类矿物的成因图解显示,研究区内大多数黑云母均位于C区,属壳源。

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17、

U-Pb isotopic ages of 61 detrital zircon grains from the sillimanite-biotite-quartz schist of the Qinling Group in the North Qinling metamorphic terrane are reported in this paper. Of the 61 zircon grains, 15 were measured by SHRIMP ⅱ, and 46 by LA-ICPMS.

报道了北秦岭地块中秦岭岩群夕线黑云石英片岩61个碎屑锆石测点的207Pb/206Pb年龄测试结果,其中15个测点在SHRIMPⅡ上进行,46个测点来自LA-ICPMS的测定结果。

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19、

Optics and micro-shape characters in the process of biotite transforming to chlorite

黑云母向绿泥石转化过程中微观形态及光性特征

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20、

REE distribution in the first phase intrusive rock descends in an order of pyroxenite to biotite pyroxenite to apatite rock.

第一期侵入岩较其它期次侵入岩REE含量高,按辉石岩黑云母辉石岩磷灰石岩的顺序增加。

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