광물 데이터베이스와 크리스탈 테라피광물WoodruffiteHenk Smeets – tomeikminerals.com·CC BY 4.0·WikimediaWoodruffiteZn2⁺x/2(Mn4+1-xMn3⁺x)O2*yH2OMonoclino IMA grandfathered어원명명 유래 Samuel Woodruff.
