释义 |
gahnite
gahn·ite G0008200 (gä′nīt′)n. A brittle, dark green to brown or black mineral, ZnAl2O4. [After Johan Gahn (1745-1818), Swedish mineralogist.]gahnite (ˈɡɑːnaɪt) n (Minerals) a dark green mineral of the spinel group consisting of zinc aluminium oxide. Formula: ZnAl2O4[C19: named after J. G. Gahn (1745–1818), Swedish chemist; see -ite1]gahn•ite (ˈgɑ naɪt) n. a dark green to black mineral of the spinel group. [1800–10; after J. German. Gahn (1745–1818), Swedish chemist] gahnite
gahnite[′gä‚nīt] (mineralogy) ZnAl2O4 A usually dark-green, but sometimes yellow, gray, or black spinel mineral consisting of an oxide of zinc and aluminum. Also known as zinc spinel. |