0824 Dioptase, Table Mountain, Arizona, USA September 20, 2019 Steve Arizona North and Central Americas United States
Arizona North and Central Americas United States 0798 Dioptase, Table Mountain, Arizona, USA September 20, 2019
Africa Namibia 5464 Cerussite, Dioptase, Quartz, Tsumeb Mine, Tsumeb, Otjikoto, Namibia October 2, 2019
Arizona North and Central Americas United States ncat JL0275 Dioptase, Calcite, Christmas Mine, Gila Co., Arizona, USA October 15, 2019
Arizona North and Central Americas United States 2846 Dioptase, Fluorite, Quartz, Mammoth-Saint Anthony Mine, Tiger, Mammoth District, Pinal Co., Arizona, USA December 1, 2021