8028 Boltwoodite, Calcite, Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia October 5, 2019 Steve Africa Namibia ex Bernie and Margaret Day Collection
Arizona North and Central Americas United States 5177 Calcite, Carnotite, Anderson Mine, Yavapai Co., Arizona, USA September 29, 2019
Australasia Australia Victoria 1445 Pyrite, Calcite, Lake Cooper Quarry, Corop, Victoria September 22, 2019
Australasia Australia Tasmania 3846 Calcite, Analcime, Gmelinite, Weldborough, Tasmania October 3, 2019
Australasia Australia New South Wales 5068 Calcite, Southern Cross Mine, Broken Hill, New South Wales September 29, 2019
