Apr 12, 2020
Marcasite, Pyrite, Dolomite
Marcasite: FeS2
Pyrite: FeS2
Dolomite: CaMg(CO3)2
Locality:
Beez, Namur, Namur, Wallonia, Belgium
Field of view 2 mm
Marcasite crystals grown around a pyrite cubo-octahedron, on dolomite.
Photo & collection Chollet Pascal









