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
Australasia Australia Tasmania 2753 Prehnite, ~1km Deep Drill Core, Variety Bay, Bruny Island, Tasmania October 3, 2019
Australasia Australia Victoria 3735 Prehnite, Quartz, Ferrar Basalt, Litell Rocks, Rennick Glacier, North Victoria Land, Antarctica October 3, 2019
