Copper - Ray Mines, USA - 2.8 x 8.7 x 12.4 cm
Mineral: Copper
Locality: Ray Mines, Scott Mountain area, Mineral Creek District, Dripping Spring Mountains, Pinal County, Arizona, USA
Dimensions: 2.8 x 8.7 x 12.4 cm

Description: A thin sheet of copper consisting of compact arborescent growths of euhedral and subhedral spinel-twinned crystals.