3932 Calcite, Level 16, Potosi Mine, Santa Eulalia, Chihuahua, Mexico October 3, 2019 Steve Mexico North and Central Americas Rob Sielecki 6/2004
North and Central Americas Tennessee United States 1390 Fluorite, Calcite, Sphalerite, Elmwood Mine, Tennessee, USA September 22, 2019
Australasia Australia Tasmania 30047 Pyrrhotite, Andradite-Uvarovite, Calcite, Diopside, Avebury Nickel Deposit (Avebury mine), Zeehan district, West Coast municipality, Tasmania October 8, 2019
Australasia Australia Tasmania 1562 Fluorite, Calcite, Kara Mine, Hampshire, Tasmania September 22, 2019
Oceana Papua New Guinea 7292 JL1329 Sphalerite, Quartz, Calcite, Porgera Gold Mine, Papua New Guinea December 12, 2020
