5710 Copper in Gypsum, Mission pit, Mission complex, San Xavier, Pima Mining District (Olive Mining District; Mineral Hill Mining District; Twin Buttes Mining District), Sierrita Mountains, Pima Co., Arizona, USA August 20, 2020 Steve Arizona North and Central Americas United States Arborescent copper included in gypsum. Width of view 7.5mm. Stack of 150 images. Ex Charles Willett Collection.
Australasia Australia South Australia ncat JP122 Cuprite, Copper, Spring Creek Mine, Wilmington, South Flinders Ranges, Flinders Ranges, South Australia September 23, 2019
Australasia Australia Victoria ncat JP306 Phillipsite-Na, Copper, Boral Limited quarry, Bundoora, City of Whittlesea, Victoria September 23, 2019
Cumbria England United Kingdom 3587 Brianyoungite, Gypsum, Wellhope Shaft Vein, Brownley Hill Mine, Nenthead, Cumbria, England October 3, 2019