Origin: Tsumeb Mine, Tsumeb, Otjikoto Province, Namibia
Sample size: 5 x 4 x 3 cm
Modified cubic, deep red crystals to 1 mm
Origin: Manto Cuba mine, Inca de Oro, Chile
Sample size: 4 x 3 x 2.5 cm
Dendritic
copper crystals to 2 mm with deep red well formed cuprite crystals.
Origin: Mina Mantos de Cuba, Inca de Oro, Copiapo, Atacama, Chile
Sample size: 7 x 5 x 5 cm
Unusual "balls", perhaps limonitic replacements of something which are totally
covered by micro crystals of cuprite to less than 0.2 mm.
Deep red micro crystals of cuprite to about 0.7 5 mm as singles across matrix
and on limonitic balls. No reasonable explanation of what these balls are!
Origin: Ray mine, Pinal Co., Arizona, United States
Sample size: 6 x 4.5 x 4 cm (top), 7.5 x 5 x 4 cm (bottom)
Origin: Santa Rita, Grant Co., New Mexico, United States
Ex. Eaton collection
Sample size: 20 x 12 x 3 cm
Origin: Morenci, Greenlee Co., Utah, United States
Ex. DeVito collection
Sample size: 3 x 2 x 2 cm
