EM37AA1: Copper with Calcite - Lake Superior, Michigan USA
Copper with Calcite

Lake Superior, Keweenaw County, Michigan  USA

Specimen size: 16 × 6.5 × 1.5 cm = 6.3” × 2.6” × 0.6”
Main crystal size: 5.5 × 2.2 cm = 2.2” × 0.9”

specimens/s_imagesAA1/Copper-EM37AA1f.jpg