云母类 meaning in Chinese

mica group

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。
The determinative characteristics of common rock forming minerals containing quartz group , feldspar group , mica group , hornblende group , pyroxene group , olivine group and carbonatite minerals will be discussed in greater detail
对常见造岩矿物,如石英类、长石类、云母类、角闪石类、辉石类、橄榄石类、碳酸盐类矿物的鉴定特征将予以详细的说明。
Based on analyzing constitute peculiarity and graduation of intermediately and highly weathered metamorphic rock of mica sort , the paper presents compaction characteristic , water stability , strength performance of this material and draws the conclusion that bearing capacity must be improved through changing the material nature
摘要在分析云母类中高级变质岩风化料组成特性和级配的基础上，通过试验得到了云母类中高级变质岩风化料的击实特性、水稳定性、强度特性和必须通过改性才能提高此类风化料承载力的结论。