Beryl (variety emerald), Albite (variety cleavelandite), Dolomite, Pyrite - Chivor mining district, Colombia - 45x33x23mm, largest aggregate=18x16mm
Mineral: Beryl (variety emerald), Albite (variety cleavelandite), Dolomite, Pyrite
Locality: Chivor mining district, Piedra de Chulo Mine, Municipio Chivor, Eastern Emerald Belt, Boyacá Department, Colombia
Dimensions: 45x33x23mm, largest aggregate=18x16mm