Mineral: Dolomite, Calcite, Pyrite
Locality: Chivor mining district, Municipio Chivor, Eastern Emerald Belt, Boyacá Department, Colombia
Dimensions: 19 x 11 x 8 cm
Description: Largest single xl appx. 3,4 x 1,8 x 2,1 cm
All pictures, text, design © Forum FMF 2006-2025