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 ncat JP0963 Laumontite, Prehnite, Gneiss quarries, Arvigo, Calanca, Calanca Valley, Moesa, Mesolcina Valley (Misox), Grischun (Grisons; Graubunden), Switzerland October 8, 2019
Scotland United Kingdom 7156 JL2572 Prehnite, Loanhead Quarry, Beith, Strathclyde, Scotland December 1, 2021
Canada North and Central Americas 0334 Vesuvianite, Diopside, Jeffrey Mine (Jeffrey Quarry; Johns-Manville Mine), Asbestos, Les Sources RCM, Estrie, Quebec, Canada March 24, 2024
