ncat VHD10, Duftite, Dioptase, Tsumeb Mine, Tsumeb, Namibia November 17, 2019 Steve Africa Namibia Ex Roger Colling Collection
Arizona North and Central Americas United States ncat JP1096 Dioptase, Christmas Mine, Christmas, Banner Mining District, Gila County, Arizona, USA April 30, 2023
Australasia Australia Northern Territory 2170 Mimetite, Duftite, Mount Bonnie Mine, Grove Hill, Victoria-Daly Region, Northern Territory December 2, 2022
Arizona North and Central Americas United States 6088 Dioptase, Harquahala Mine, Harquahala Mountains, La Paz Co., Arizona, USA October 2, 2019