3932 Calcite, Level 16, Potosi Mine, Santa Eulalia, Chihuahua, Mexico October 3, 2019 Steve Mexico North and Central Americas Rob Sielecki 6/2004
Australasia Australia Tasmania 1510 Calcite(?) on Dolomite(?), Magnet Mine, Waratah, Tasmania September 22, 2019
Australasia Australia New South Wales 1223 Silver, Calcite, Consols Mine, Broken Hill, New South Wales September 22, 2019
