Beryl (variety emerald), Calcite and Pyrite - Chivor mining district, Colombia - Dolomite rhomb ~1cm
Mineral: Beryl (variety emerald), Calcite and Pyrite
Locality: Chivor mining district, El Acuario Mine, Municipio Chivor, Eastern Emerald Belt, Boyacá Department, Colombia
Dimensions: Dolomite rhomb ~1cm

Description: A second dolomite rhomb partly covered by pyrite aggregates can also be seen.