David K. Joyce

Macfallite, pyrolusite

9.2x8.2x4.2 cm
Manganese Mine
Copper Harbor
Michigan, USA

Macfallite, pyrolusiteMacfallite, pyrolusiteMacfallite, pyrolusite

Item number: 27801

This specimen is a mass of pyrolusite and calcite with lots of areas of red-brown macfallite in the pyrolusite and calcite. Some of the calcite could be etched away to reveal really nice macfallite crystals. There are already some open vugs of the minerals with excellent crystals. Rich!