2307 Dioptase, Magma Mine, Superior, Arizona, USA September 22, 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
Africa Namibia 5464 Cerussite, Dioptase, Quartz, Tsumeb Mine, Tsumeb, Otjikoto, Namibia October 2, 2019
Arizona North and Central Americas United States 4666 Dioptase, Magma Mine (Magma Superior Mine; Irene claim; Hub claim; Pomeroy; Superior Division; Silver Queen; Monarch claim; Magma Copper Mine; Broken Hill; Apex), Superior, Pioneer District, Pinal Mts, Pinal Co., Arizona, USA October 5, 2019
