Auction 1639: 07 Mar - 13 Mar 2018

Goboboseb Mountains, Brandberg, Dâures, Erongo Region, Namibia

Droujba Mine, Djurkovo Complex, Laki Obshtina, Plovdiv Oblast, Bulgaria

Butte, Silver Bow County, Montana, United States of America

Adelaide Mine, Dundas, West Coast Municipality, Tasmania, Australia

Eugui Quarries, Esteríbar, Navarre, Spain

Kunar Province, Afghanistan

Berta, El Papiol, Vallès Occidental, Barcelona, Catalonia, Spain

Gila River, Grant County, New Mexico, United States of America

Hemerdon Bal Open Working, Plympton, Devon, United Kingdom

Stak Nala, Gilgit-Baltistan, Pakistan

Eugui Quarries, Esteríbar, Navarre, Spain

Kalahari, Northern Cape Province, South Africa

Majuba Hill Mine, Antelope, Pershing County, Nevada, United States of America

Zlatolist Village, Krumovgrad Obshtina, Kardzhali Province, Bulgaria

Serra das Éguas, Brumado, Bahia, Brazil

Ojuela Mine, Mapimi, Durango, Mexico