2959 Dioptase, Malpaso Quarry, Cordoba, Argentina

March 24, 2018 Steve Argentina South America

Green dioptase crystals from the Malpaso Quarry (Esperanza Quarry), Dumesnil, Colón Department, Córdoba, Argentina.

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Arizona North and Central Americas United States

ncat JP1096 Dioptase, Christmas Mine, Christmas, Banner Mining District, Gila County, Arizona, USA

April 30, 2023

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

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

Arizona North and Central Americas United States

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October 5, 2019