Calcite Hovland, Cook County, Minnesota, USA 6.6 cm. x 5.2 ...

Description: Calcite Hovland, Cook County, Minnesota, USA 6.6 cm. x 5.2 cm. Photo: Bob Weaver One image of a Calcite, kindly supplied by Bob Weaver for Minessota, a state where apparently is hard to find minerals from. Again, thank you Bob!