4375 Prehnite, Gunnedah, New South Wales April 22, 2020 Steve Australasia Australia New South Wales K & M Brown Collection Video best viewed full screen.
North and Central Americas Rhode Island United States 4003 Prehnite, Apophyllite, Hanville Quarry, Cumberland, Rhode Island, USA October 4, 2019
New Jersey North and Central Americas United States 10011 Prehnite, Calcite, Lower New Street quarry, Paterson, Passaic Co., New Jersey, USA October 5, 2019