20011 Copper, Wallaroo Mine, Kadina, Yorke Peninsula, South Australia October 5, 2019 Steve Australasia Australia South Australia Thin lacy native copper. Ex Roger Colling Collection #217. Click for full sized image…
Michigan North and Central Americas United States ncat JP895, Copper, Isle Royale Mines, Houghton, Houghton Co., Michigan, USA September 23, 2019
Australasia Australia South Australia 0130 Cuprite, Copper, Spring Creek Copper Mine, South Australia September 18, 2019
