4628 Dioptase, Kaokoveld Plateau, Kunene Region, Namibia October 5, 2019 Steve Africa Namibia Cluster of emerald-green crystals Click for full sized imageā¦
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 0824 Dioptase, Table Mountain, Arizona, USA September 20, 2019
Arizona North and Central Americas United States 4987 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 October 5, 2019