重晶石
a colourless or white mineral consisting of barium sulphate in orthorhombic crystalline form, occurring in sedimentary rocks and with sulphide ores: a source of barium. Formula: BaSO&-{4}
1. a white or colorless mineral (BaSO4); the main source of barium
(synonym) , ,
(hypernym)
(substance-meronym) barium, Ba, atomic number 56
barye 巴...barytes 重晶石...basalt 玄武岩
10757.[HK]...香港求购重晶石粉(barytes powder)
柯林斯
百科
重晶石