7339 JL3068 Diopside, Cosgrove quarry, Cosgrove, City of Greater Shepparton, Victoria December 25, 2020 Steve Australasia Australia Victoria Acquired by Joan Lamond from Jack Leach at the Nunawading Show in 1998 for $1.00. Ex Jack Nelson Collection.
Australasia Australia Western Australia 2012 Diopside, Yinnietharra Station, Gascoyne, Western Australia November 6, 2022
Austria Europe 4806 Epidote, Diopside, Sollnkar, Krimmler Ache valley, Hohe Tauern, Salzburg, Austria October 5, 2019
California North and Central Americas United States 1317 Andradite, Diopside, Actinolite, Perovskite, Junilla Claim, about a half mile from the Benitoite Gem Mine and the Chlorite Schist Knob, Dallas Gem Mine Area, San Benito Co, California, USA September 22, 2019
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