礦物資料庫與水晶療法礦物BackiteBackitePb2AlTeO6ClTrigonale heart IMA approved成分Composizione (% in peso)PbTeOPbLead59.2%TeTellurium18.2%OOxygen13.7%ClChlorine5.1%AlAluminium3.9%詞源命名來源 Malcolm E. Back.次要脈輪crown