광물 데이터베이스와 크리스탈 테라피광물RalphcannoniteDavid Hospital·CC BY-SA 4.0·WikimediaRalphcannoniteAgZn2TlAs2S6Tetragonale IMA approved구성Composizione (% in peso)TlSAsZnAgTlThallium26.0%SSulfur24.5%AsArsenic19.1%ZnZinc16.7%AgSilver13.7%어원명명 유래 Ralph Cannon.