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.
Canada North and Central Americas 10002 Diopside, North Burgess, Drummond Township, Lanark Co., Ontario, Canada October 5, 2019
Australasia Australia Western Australia 2012 Diopside, Yinnietharra Station, Gascoyne, Western Australia November 6, 2022
England United Kingdom 3790 Magnetite, Quartz, Apatite, Edenite, Diopside, Sphene, Albite, Thurstaston Beach, Wirral, England October 3, 2019
Australasia Australia Tasmania 30047 Pyrrhotite, Andradite-Uvarovite, Calcite, Diopside, Avebury Nickel Deposit (Avebury mine), Zeehan district, West Coast municipality, Tasmania October 8, 2019