4556 Dioptase, Price Mine, Mohave Co., Arizona, USA October 5, 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
New Mexico North and Central Americas United States 4960 Dioptase, Rosasite, Willemite, Independence lode, Victorio District, Luna Co., New Mexico, USA October 5, 2019
Arizona North and Central Americas United States ncat JP3640, Dioptase, Bonanza Mine (Harquahala Mine), Bonanza and Golden Eagle Mine group, Martin Peak, Salome, Little Harquahala District, Little Harquahala Mts, La Paz Co., Arizona, USA September 23, 2019
