释义 |
tsumebite Min.|ˈtsuːməbaɪt| [ad. G. tsumebit (K. Busz 1912, in Festschr. gewidmet den Teilnehmern der 84. Versammlung Deutsch. Naturforscher und Ärzte in Münster von der Med.-Naturwiss. Ges. in Münster 182), f. Tsumeb, name of a town in Namibia: see -ite1.] A basic phosphate and sulphate of lead and copper, Pb2Cu(PO4)(SO4)OH, found as crusts of transparent green monoclinic crystals.
1913Mineral. Mag. XVI. 373 Tsumebite... Hydrated basic phosphate of lead and copper..found as small, emerald-green, monoclinic crystals on white calamine at Tsumeb, Otavi, German South-West Africa. 1966Amer. Mineralogist LI. 267 Due to the extreme tendency of tsumebite to occur as intimately intergrown crystals, considerable difficulty was encountered in obtaining a suitable, single crystal. |