Roger Lang Minerals: 06 Mar - 13 Mar 2017

Kimmeria, Xanthi, East Macedonia and Thrace, Greece

Rauschermühle Quarry, Niederkirchen, Kaiserslautern, Rhineland-Palatinate, Germany

Kandesei, Kaokoveld Plateau, Kunene Region, Namibia

Tsumeb Mine, Otavi Highlands, Namibia

Madan, Smolyan Oblast, Bulgaria

Ojuela Mine, Mapimi, Durango, Mexico

Elba Island, Livorno Province, Tuscany, Italy

Morenci Mine, Greenlee County, Arizona, United States of America

Cima D'Asta-Campo Regana, Lagorai Group, Trento Province, Trentino-Alto Adige, Italy

Berg Aukas, Grootfontein, Otjozondjupa Region, Namibia

Red Cloud Mine, Silver District, La Paz County, Arizona, United States of America

Tsumeb Mine, Otavi Highlands, Namibia

Zermatt, Matt Valley, Valais, Switzerland

Bou Nahas Mine, Oumjrane, Alnif, Tinghir Province, Drâa-Tafilalet Region, Morocco

Kandesei, Kaokoveld Plateau, Kunene Region, Namibia

Anloua, Martap, Vina, Adamaoua Region, Cameroon

Seelbach, Herborn, Lahn-Dill, Giessen Region, Hesse, Germany

Jaimina Mine, Caravia, Asturias, Spain

Planet Mine, Planet, La Paz County, Arizona, United States of America

Frohnau, Annaberg-Buchholz, Erzgebirge, Saxony, Germany

Renéville Mine, Kindamba District, Pool Region, Congo (Republic)

Rio Piracicaba, Minas Gerais, Brazil

Dzhezkazgan Mine, Dzhezkazgan, Karaganda Oblast, Kazakhstan

Pune (Poonah), Maharashtra, India

Tsumeb Mine, Otavi Highlands, Namibia

San Genaro Mine, Castrovirreyna, Castrovirreyna Province, Huancavelica Department, Peru

Viloco Mine, Loayza Province, La Paz Department, Bolivia

Nikolayevskiy Mine, Dalnegorsk, Primorskiy Kray, Russian Federation