Roger Lang Minerals: 05 Dec - 11 Dec 2017

Chessy-les-Mines, Villefranche, Rhône, Auvergne-Rhône-Alpes, France

Hochfilzen, Kitzbühel Alps, North Tyrol, Tyrol, Austria

Linópolis, Divino das Laranjeiras, Doce Valley, Minas Gerais, Brazil

Erongo Mountains, Karibib, Erongo Region, Namibia

Filón Sur, Tharsis, Huelva, Andalusia, Spain

Wasserberg Mine, Herdorf-Sassenroth, Rhineland-Palatinate, Germany

Huanzala Mine, Huallanca, Bolognesi Province, Ancash Department, Peru

San Felipe, Mexicali Municipality, Baja California, Mexico

Hamrefjell, Hamre, Øvre Eiker, Viken, Norway

Goanikontes, Arandis, Erongo Region, Namibia

Mibladen, Midelt Province, Drâa-Tafilalet Region, Morocco

Imini Mine, Ouarzazate Province, Drâa-Tafilalet Region, Morocco

Diakon Commune, Cercle de Bafoulabé, Kayes Region, Mali

Borieva Mine, Madan, Smolyan Oblast, Bulgaria

Příbram District, Central Bohemian Region, Czech Republic

Frohnau, Annaberg-Buchholz, Erzgebirge, Saxony, Germany

Poteryaevskoe Mine, Rubtsovskoe, Rudnyi Altai, Altai Krai, Russian Federation

Habry, Havlíčkův Brod, Vysočina Region, Czech Republic

Vater Abraham Mine, Oberscheibe, Erzgebirge, Saxony, Germany

Hilfe Gottes Mine, Wiemannsbucht, Bad Grund, Lower Saxony, Germany

Frohnau, Annaberg-Buchholz, Erzgebirge, Saxony, Germany

Mibladen, Midelt Province, Drâa-Tafilalet Region, Morocco

Berg Aukas, Grootfontein, Otjozondjupa Region, Namibia

Thomas-Münzer-Schacht, Sangershausen, Mansfeld-Südharz, Saxony - Anhalt, Germany

La Gardette Mine, Le Bourg-d'Oisans, Isère, Auvergne-Rhône-Alpes, France

Kandesei, Kaokoveld Plateau, Kunene Region, Namibia

Mibladen, Midelt Province, Drâa-Tafilalet Region, Morocco