30043 Copper in Basalt, Caledonia Mine, Ontonagon Co., Michigan, USA November 16, 2018 Steve Michigan North and Central Americas United States Click for full sized image…
Asia Japan 5176 Copper, Okuyama mine, Minamiizu, Kamo district, Shizuoka Prefecture, Japan September 29, 2019
Arizona North and Central Americas United States 2330 Cuprite, Copper, Old Benner Mine, Arizona, USA September 22, 2019
