Mineral: Beryl (variety emerald), Albite, Dolomite
Locality: Coscuez mining district, Calceteros Mine, Municipio San Pablo de Borbur, Western Emerald Belt, Boyacá Department, Colombia
Dimensions: 9.9cm L x 2.4cm W x 3.5cm H

Description: Dolomite is coloured by rust-oxide. Possibly more minerals present (minor)

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