Plutonic rocks consisting of pyroxene, pigeonite and plagioclase, the source of cumulate eucrites.

包括辉石、易变辉石、长石等火成，来自于推积性的喷发。

Therefore, the albitization of plagioclase is shown in the early stage of diagenesis and albitization of potash feldspar appears only in the late stage of diagenesis.

因此，长石的钠长石化可见于成早，而钾长石的钠长石化只发生于成。

Albite and labradorite both belong to plagioclase series, but they are the two different varieties.According to the characters of inclusion and transparency, iridescent ...

晕彩钠长石晕彩拉长石长石系列,但却是两个不同的宝石品种。

Ankerite microclinite, a special type of rock, is closely related to the ore-forming process of massive sulfide deposits in the East Liaoning Proterozoic rift.

铁白云石微长石作为一种特殊石类型，在辽东元古宙裂谷块状硫化物矿床中与成矿关系密切。

The albite component increases while anorthic component decreases in detrital plagioclase.The plagioclase turned into an end - member component of albite.

长石碎屑中钠长石组分逐渐增多，钙长石组分逐渐减少，最终形成纯钠端元的钠长石。

Latites contain plagioclase feldspar (andesine or oligoclase) as large, single crystals (phenocrysts) in a fine-grained matrix of orthoclase feldspar and augite.

安粗中包含长石（中长石或奥长石），是在正长石普通辉石组成的细粒基质中的大单晶体（斑晶）。

Cumulate plagioclase appears abruptly at the base of the F unit, which rests on an erosional disconformity .

堆积的长石在位于侵蚀假整合之上的F单元的基底突然出现。