bar·ite /ˈbærˌaɪt, ˈbɛr-/
重晶石
Ba·rite n. Min. Native sulphate of barium, a mineral occurring in transparent, colorless, white to yellow crystals (generally tabular), also in granular form, and in compact massive forms resembling marble. It has a high specific gravity, and hence is often called heavy spar. It is a common mineral in metallic veins.
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barite
n : a white or colorless mineral (BaSO4); the main source of
barium [syn: heavy spar, barytes, barium sulphate]