ncat VHD4, Calcite, Boral Quarry, Bundoora, Victoria November 17, 2019 Steve Australasia Australia Victoria TBA
Mexico North and Central Americas 3932 Calcite, Level 16, Potosi Mine, Santa Eulalia, Chihuahua, Mexico October 3, 2019
Europe Netherlands ncat JP1309 Celestite, Calcite, Winterswijk, Gelderland, Netherlands October 8, 2019
England Somerset United Kingdom 7280 JL1448 Goethite, Calcite, Colemans Quarry, Holwell, Somerset, England October 15, 2019
Africa Namibia 4701 Calcite, Mottramite, Sphalerite, Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia October 5, 2019
