lithium orthoclase含锂长石
orthoclase rims钾长石环边
soda orthoclase钠正长石
orthoclase porphyry正长斑岩
albitized orthoclase钠长石化正长石
Orthoclase Jade软玉
sodium orthoclase钠正长石
orthoclase feldspar正长石
sodian orthoclase钠正长石
Among them, most of potassic is orthoclase and, main plagioclase is albite, minority is oligoclase.3.
其中,钾长石以正长石为主,斜长石以钠长石为主,少数为更长石。
参考来源 - 甘肃金川古元古代花岗岩的特征及地质意义N（名词） a white to pale yellow, red, or green mineral of the feldspar group, found in igneous, sedimentary, and metamorphic rocks. It is used in the manufacture of glass and ceramics. Composition: potassium aluminium silicate. Formula: KAlSi3O8. Crystal structure: monoclinic 正长石