4375 Prehnite, Gunnedah, New South Wales April 22, 2020 Steve Australasia Australia New South Wales K & M Brown Collection Video best viewed full screen.
Europe Switzerland 4677 Prehnite, Epidote, Gneiss quarries, Arvigo, Calanca Valley, Misox, Grischun, Switzerland October 5, 2019
Australasia Australia New South Wales ncat VHD7, Pyrite, Prehnite, Dapto, New South Wales November 17, 2019
Connecticut North and Central Americas United States 2247 Prehnite, Datolite, Clinochlore, Silliman Quarry, Southbury, Connecticut, USA September 22, 2019
Canada North and Central Americas 6040 Diopside, Prehnite, Jeffrey mine, Asbestos, Quebec, Canada October 2, 2019