2753 Prehnite, ~1km Deep Drill Core, Variety Bay, Bruny Island, Tasmania October 3, 2019 Steve Australasia Australia Tasmania
Cornwall England United Kingdom ncat JP1499 Prehnite, Dean Quarry, St Keverne, Cornwall, England, UK October 8, 2019
Canada North and Central Americas 6040 Diopside, Prehnite, Jeffrey mine, Asbestos, Quebec, Canada October 2, 2019
North Ayrshire Scotland United Kingdom 3812 Hematite, Prehnite, Albite, Loanhead Quarry, Beith, North Ayrshire, Scotland, UK March 30, 2025
Michigan North and Central Americas United States ncat JP1679, Copper, Prehnite, Quincy Mine, Hancock, Houghton Co., Michigan, USA September 23, 2019
