6040 Diopside, Prehnite, Jeffrey mine, Asbestos, Quebec, Canada October 2, 2019 Steve Canada North and Central Americas Good prismatic crystals of colourless prehnite with green diopside. Ex Brian Shelton Collection.
Connecticut North and Central Americas United States 1617 Prehnite, Silliman Quarry, Southbury, Connecticut, USA September 22, 2019
Australasia Australia Queensland 0115 Cuprite (Chalcotrichite), Copper, Prehnite, Bowen River, Collinsville, Queensland September 18, 2019
Australasia Australia Victoria 3735 Prehnite, Quartz, Ferrar Basalt, Litell Rocks, Rennick Glacier, North Victoria Land, Antarctica October 3, 2019
Australasia Australia Western Australia 2012 Diopside, Yinnietharra Station, Gascoyne, Western Australia November 6, 2022