1. A green variety of microcline, often used as a semiprecious stone. 天河石,绿长石一种绿色微斜长石,常用作半宝石。
2. It has left many Maasai destitute, with young men now converging in the towns to hustle tanzanite, a semiprecious local stone, or to seek poor-paying jobs as night guards. 留下了很多马赛赤贫者,年轻男子现在集聚在城镇里卖,一种次珍贵的当地石头,或者寻找低收入的工作比如夜班警卫。