0455 Calcite, Magnetite, Biggenden, Queensland September 19, 2019 Steve Australasia Australia Queensland
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
Australasia Australia Queensland ncat RAM4 Calcite, Siderite, Biggenden Mine, Mount Biggenden, North Burnett Region, Queensland December 29, 2023
Illinois North and Central Americas United States 20038 Calcite, Pyrite, Marcasite, Conco Mine, North Aurora, Kane Co., Illinois, USA October 27, 2019
Australasia Australia New South Wales ncat VHD4, Calcite, Pyrite, Barite, Broken Hill, New South Wales November 17, 2019
