광물 데이터베이스와 크리스탈 테라피광물TwinniteTwinnitePb0.8Tl0.1Sb1.3As0.8S4 IMA approved구성Composizione (% in peso)SSbSSulfur89.4%SbAntimony10.6%PbLead0.0%TlThallium0.0%AsArsenic0.0%어원명명 유래 Robert M. Thompson.