Mineral: Beryl (variety emerald), Calcite
Locality: La Pita mining district, Polveros Mine, Municipio Maripí, Western Emerald Belt, Boyacá Department, Colombia
Dimensions: 115x75x115mm, xl=20mm

Description: Not sure if these geometrical markings on the main face of the aggregate are contact deformities. Am interested to hear your opinion...

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