ncat JP1679, Copper, Prehnite, Quincy Mine, Hancock, Houghton Co., Michigan, USA September 23, 2019 Steve Michigan North and Central Americas United States
North and Central Americas Rhode Island United States 4003 Prehnite, Apophyllite, Hanville Quarry, Cumberland, Rhode Island, USA October 4, 2019
Australasia Australia South Australia ncat JP573 Copper, Mutooroo Mine, Pine Creek – Mutooroo area, Mingary, Olary Province, South Australia September 23, 2019