相关galena的文学知识

galena造句

galena造句

galena[leadsulphide]Inadditiontocassiteriteandstannite,galenaalsocontainsahighamountoftin.Thesecosmeticsweremadebygrindingoreslikemalachiteandgalenaintoasubstancecalledkohl.Themainsilver-bearingminera...