0797 Dioptase, Table Mountain Mine, Table Mountain, Pinal Co., Arizona, USA September 20, 2019 Steve Arizona North and Central Americas United States
Africa Namibia 5464 Cerussite, Dioptase, Quartz, Tsumeb Mine, Tsumeb, Otjikoto, Namibia October 2, 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
