0688 ARAGONITE, CALCITE, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia September 28, 2019 Steve Africa Namibia Source G.Leske, 1984
Mexico North & Central Americas 3298 ACANTHITE, San Juan de Rayas Mine, Mun. de Guanajuato, Guanajuato, Mexico September 28, 2019
Arizona North & Central Americas United States 0887 THENARDITE, MIRABILITE, Camp Verde, Camp Verde District, Yavapai County, Arizona, U.S.A. September 28, 2019
Australasia Australia Queensland 6686 CORUNDUM, Lava Fields Claim, Mount Surprise, Queensland, Australia September 28, 2019
North & Central Americas United States Utah 5442 DICKTHOMSSENITE, Vanadium Queen Mine, La Sal Creek Canyon, La Sal Dist., San Juan County, Utah, U.S.A. September 28, 2019