ncat VHD4, Calcite, Highway 7, Madoc, Ontario, Canada November 17, 2019 Steve Canada North and Central Americas TBA
Africa South Africa 30111 Kutnohorite, Rhodochrosite, Calcite, N’Chwaning II Mine, N’Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape, South Africa October 8, 2020
Oceana Papua New Guinea 6090 Gypsum, Calcite, Porgera Mine, Mt Kare Valley, Mt Hagen, Enga Province, Papua New Guinea October 2, 2019
Australasia Australia Victoria 7455 JL0075 Chabazite, Calcite, Portland Harbour Trust Quarry, Cape Sir William Grant, Portland, Victoria July 26, 2021
Co. Antrim Northern Ireland United Kingdom 0471 Calcite, Levyne, Parkgate Quarry, Ballysclare, Co. Antrim, Northern Ireland September 19, 2019
