4375 Prehnite, Gunnedah, New South Wales April 22, 2020 Steve Australasia Australia New South Wales K & M Brown Collection Video best viewed full screen.
Connecticut North and Central Americas United States 2247 Prehnite, Datolite, Clinochlore, Silliman Quarry, Southbury, Connecticut, USA September 22, 2019
Europe Germany ncat JP0458 Prehnite, Julgoldite, Andesite quarry, Kreimbach-Kaulbach, Wolfstein, Palatinate, Rhineland-Palatinate, Germany October 11, 2019
England United Kingdom 4411 Prehnite, Moorswood Quarry, Dysgwylfa Hill, Shropshire, England October 5, 2019
