So too the geologist does well to regard granite as a compound of quartz , felspar , and mica .

又如地质学家认花岗石是由石英、肉色石、金星石合成的，也是很对的。

Felspar ; leucite ; nepheline and nepheline syenite ; fluorspar .

长石；白榴石；霞石及霞石正长岩；萤石。