광물 데이터베이스와 크리스탈 테라피광물Giraudite-(Zn)David Hospital·CC BY-SA 4.0·WikimediaGiraudite-(Zn)Cu6(Cu4Zn2)As4Se13 IMA redefined구성Composizione (% in peso)SeCuAsZnSeSelenium49.1%CuCopper30.4%AsArsenic14.3%ZnZinc6.2%