单词biotite
n.: 【矿】黑云母
网络: 黒云母；韩国求黑云母；乌云女
【矿物】黑云母
Most biotite have separated magnetite and ilmenite as the result of alteration in different degree.
黑云母多有不同程度的蚀变，析出磁铁矿和钛铁矿。
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。
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。
Earlier crystallization of felsic minerals than biotite and garnet is related with much lower crystallization pressure.
长英质矿物早于黑云母和石榴子石结晶与岩浆侵位浅（结晶压力低）相关。
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。
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 biotite granite hysteretic loop and energy loss can describe well by generalized Kelvin rheological model.
广义开尔文模型可以较好地描述花岗岩的滞回曲线和能量损耗情况。
and the rock type is hornblende-biotite monzogranite-biotite monzogranite-two-mica monzogranite.
岩石类型为角闪石黑云母二长花岗岩—黑云母二长花岗岩—二云母二长花岗岩。
The REE distribution of tourmaline-granulite are similar with biotite-granulite, parent rocks of which mainly are sedimentary rocks.
电气石变粒岩的稀土配分特征更接近于黑云母变粒岩，是以沉积岩为主的原岩特征。
there some biotite granites belong to the transitional granite between I-and S-type.
同时有一些黑云母花岗岩属于I型和S型之间的过渡类型。