0798 Dioptase, Table Mountain, Arizona, USA September 20, 2019 Steve Arizona North and Central Americas United States
Africa Democratic Republic of Congo (Zaire) ncat JP2156 Dioptase, Malachite, Tantara Mine, Shinkolobwe, Kambove District, Katanga (Shaba), Democratic Republic of the Congo October 8, 2019
California North and Central Americas United States 5597 Dioptase, Blue Bell Mine (Blue Bell claims; Hard Luck Mine; Hard Luck claims; Atkinson), Zzyzx (Fort Soda; Soda; Soda Springs; Zzyzx Mineral Spring Resort), Soda Mts, Silver Lake District, San Bernardino Co., California, USA October 5, 2019
Arizona North and Central Americas United States 6088 Dioptase, Harquahala Mine, Harquahala Mountains, La Paz Co., Arizona, USA October 2, 2019
