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.
Europe Switzerland 4710 Prehnite, Epidote, Pyrite, Scolecite, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubunden), Switzerland October 5, 2019
Australasia Australia Tasmania 2753 Prehnite, ~1km Deep Drill Core, Variety Bay, Bruny Island, Tasmania October 3, 2019
North Ayrshire Scotland United Kingdom ncat JP1649 Calcite, Prehnite, Loanhead Quarry, Beith, North Ayrshire, Scotland, UK October 8, 2019
Scotland United Kingdom 3812 Hematite, Prehnite, Albite, Loanhead Quarry, Beith, Ayrshire, Scotland October 3, 2019