4940 Goethite, Calcite, Fluorite, Burkholder Quarry, Martindale, Earl Township, Lancaster Co., Pennsylvania, USA October 5, 2019 Steve North and Central Americas Pennsylvania United States Tucson Micromount Symposium
Africa Namibia 4701 Calcite, Mottramite, Sphalerite, Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia October 5, 2019
Australasia Australia Queensland 0430 Calcite, Quartz, Doe Mine, Cloncurry, Queensland September 19, 2019
North and Central Americas North Carolina United States 10007 Goethite after Siderite, Catawba Co., North Carolina November 16, 2018
Australasia Australia New South Wales 1870 Calcite, Quartz, Goethite, Kyogle, New South Wales September 22, 2019