1586 Calcite (Var: Manganoan), Broken Hill Mines

A large specimen of Calcite (Var: Manganoan) from a find in 2010 at the Zinc Corporation Mine, Broken Hill, New South Wales, Australia. The specimen measures 200x90x90mm, the dogtooth crystals range in size from 5 to 15mm and the largest Calcite is approximately 45x25mm.

click to view full size image …