Fluorite, Arsenopyrite and Quartz
Yaogangxian Mine, Bai Shi Du, Chen Xhou, Yizhang County, Hunan Prov., China
Rhodochrosite with Quartz from Colorado
by Dan Weinrich
Aragonite crystals
Morocco, North Africa
Augite
Söllnkar, Krimmler Achental, Hohe Tauern, Pinzgau, Salzburg, Austria