释义 |
phosgenite
phosgenite (ˈfɒzdʒɪˌnaɪt) n (Minerals) a rare fluorescent secondary mineral consisting of lead chloro-carbonate in the form of greyish tetragonal crystals. Formula: Pb2(Cl2CO3)
phosgenite
phosgenite[′fäz·jə‚nīt] (mineralogy) Pb2Cl2(CO3) A white, yellow, or grayish mineral that crystallizes in the tetragonal system, has adamantine luster, hardness of 3 on Mohs scale, and specific gravity of 6-6.3. Also known as cromfordite; horn lead. |