brookite 的定义
Mineralogy.
- a brown, red, or black mineral, titanium dioxide, TiO2, trimorphous with rutile and anatase.
更多brookite例句
- Minute crystals of brookite have been detected with anatase and rutile in the iron-ore of Cleveland in Yorkshire.
- Brookite occurs only as crystals, never in compact masses, and is usually associated with either anatase or rutile.
- Titanic acid occurs in nature crystallized in anatase, arkansite, brookite, and rutile.