8028 Boltwoodite, Calcite, Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia October 5, 2019 Steve Africa Namibia ex Bernie and Margaret Day Collection
Highland Scotland United Kingdom ncat JP2532 Mesolite, Thomsonite-Ca, Calcite, The Storr, Portree, Trotternish, Isle of Skye, Highland, Scotland, UK October 8, 2019
Australasia Australia Tasmania 3167 Calcite, Giblin Street Quarry, Lenah Valley, Tasmania October 3, 2019
Australasia New Zealand ncat JP0259 Quartz, Calcite, Moeraki Point, Waitaki District, Otago Region, South Island, New Zealand February 23, 2023
