The biotitites of Ance and Vazeilles are included in dack factes of finite of Margeride in cental massif of France,their size are of about ten meters.
法国中央高原Ｍａｒｇｅｒｉｄｅ花岗岩暗色相中包含的Ａｎｃｅ和Ｖａｚｅｉｌｌｅｓ黑云母岩，大小达数十米，分别会有４０％和９０％以上的黑云母及少量的磷灰石、锆石、斜长石或钾长石，且发现有变质岩包体。
Recently,individual zircon from biotite leptynite of this deposit was dated U-Pb isotopi-cally at(2533±53)× 10￣6a, which is the most reliable metallogenic age ever obtained.
本文最近获得了该铁矿的黑云变粒岩中，单颗粒锆石Ｕ－Ｐｂ同位素年龄为（２５３３±５３）×１０￣６ａ。
A SPECIAL ROCK-SCAPOLITE BIOTITE ROCK IN THE MIDDLE DEVONIAN PERIOD SEA BASIN IN THE EAST QINLING
东秦岭中泥盆世成矿海盆中一类特殊岩石—方柱黑云岩
dark brown to black mica found in igneous and metamorphic rock.
深棕色到黑色的云母，发现于火成岩与变质岩中。
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。
"and you went before them by day in a pillar of cloud, and in a pillar of fire by night, to give them light on the way they were to go."
并且白昼用云柱引导他们，黑夜用火柱照亮他们当行的路。
They are mica which makes up the rest of the total rock.
这块岩中余下的黑色矿物部分就是云母。
The Penshan granitic body is a calc-alkaline pluton composed of muscovite alkali granite, two-mica alkali feldspar granite and biotite adamellite.
彭山岩体是由白云母碱长花岗岩、云母碱长花岗岩和黑云母二长花岗岩组成的钙碱性花岗复式岩体。
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。
The banded gneisses underlying the mine field are, as a rule, micaceous, the amount of biotite determining mainly the shades of the bands.
本矿区的带状片麻岩照例富含云母，黑云母的多少决定片麻岩条带的色调。
The pillar of cloud became darkness to the Egyptian army, and yet on the Hebrew side it gave light to the people!
云柱使埃及军队那边成为黑暗，却对着以色列人这一边发光！
The northeast turned black and menacing.
东北方的天空突然黑云密集，令人恐怖。
The Local Tradition in YunMing Constructs Composing and Its Characteristics of the Wooden Struture;
云南地方传统建筑梁柱木构架的构成及其特征
I think these minerals with dark color are mica. I have seen it before.
我认为花岗岩内的这些黑色矿物是云母，我以前曾见过此类矿物。
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。
THE DISCOVERY OF PERCUSSION FIGURE OF BIOTITE FROM THE ARCHAEAN ROCKS AND ITS GEOLOGICAL SIGNIFICANCE IN BENXI AREA,LIAONING PROVINCE,CHINA
本溪地区太古宙岩石中黑云母击象的发现及其地质意义
Study on Triaxial Creep Mechanism and Creep Model of Mica-quartzose Schist at Dam Abutment of Heihe Reservoir
黑河水库坝肩边坡云母石英片岩三轴蠕变机理及蠕变模型研究
SHRIMP U-Pb dating of biotite granites in Daqingshan,Inner Mongolia, and its significance.
内蒙大青山地区黑云母花岗岩SHRIMP U-Pb定年及其构造意义
MEASUREMENT AND INTERPRETATION METHOD OF HORIZONTAL PERMEABILITY TENSOR OF A COLUMNAR CORE SAMPLE
柱状岩心水平渗透率张量的测量解释方法
Three-dimensional Stability Analysis on Pillar Wall Rocks for Different Mining Scheme
不同采矿方案顶柱围岩三维稳定性分析