Sphalerite - Cavnic mining area, Romania - 6.0 x 7.5 cm
Mineral: Sphalerite
Locality: Cavnic mining area, Cavnic, Maramures, Romania
Dimensions: 6.0 x 7.5 cm

Description: Lustrous slightly translucent crystals of twinned black sphalerite to 2.0 cm set on a matrix with crystallized white calcite and quartz.