samarskite 的定义
- a velvet-black mineral, a complex columbate-tantalate of uranium, cerium, etc., occurring in masses: a minor source of uranium, thorium, and rare-earth oxides.
更多samarskite例句
- The rare earth metals are found in the minerals gadolinite, samarskite, fergusonite, euxenite and cerite.
- It is found in the minerals gadolinite, cerite, samarskite and fergusonite, and is usually obtained from cerite.