| 1. | 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。 |
| 2. | 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。 |
| 3. | The slice of biotite is usually used to make padding material
黑云母细片常用作建筑材料充填物。 |
| 4. | Morphology of lead adsorbed on biotite surface using atomic force microscopy
在黑云母表面吸附的形貌 |
| 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。 |
| 6. | Granites belong to s - type granite , but the biotite granite was affected by the mantle or mantle fluid
黑云母花岗岩是壳源花岗岩但又受到幔源岩浆或幔源流体的影响。 |
| 7. | ( 7 ) by studying of ore - forming fluid and the micas ( using the f , cl contents in micas to calculate the halogen fugacity of the hydrothermal fluid , eg
( 7 )通过对成矿流体和花岗质岩石黑云母、白云母中卤素相对逸度的研究( 109担20 / fh 。 |
| 8. | A . specification : mica powder is unique in its resistance to acid and alkali , chemical stability and upstanding property of insulation , anti corrosion and heat - endurance
云母系列产品：白云母，黑云母，金云母，绢云母，云母大片，云母碎，云母纸 |
| 9. | ( 5 ) the kd values of tc on biotite are higher than that on granite and the sorption properties is similar to that of granite ; the kd values of tc on quartz are very low
( 5 )黑云母对tc的吸附kd值高于花岗岩，且吸附的性质与花岗岩相似；石英对tc吸附的kd值很低。 |
| 10. | The biotite present black , deep brown , aqua or other hue . it takes on pink brown that contain the high tio2 , and green that contain the abandance of the iron , transparent to translucent
黑云母：呈黑色深褐色，有时带浅红浅绿或其它色调含tio2高的呈浅红褐色，而富含高价铁的为绿色。透明至半透明。 |
