Roger Lang Minerals: 29 Mar - 05 Apr 2017

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

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

Uchucchacua Mine, Oyon Province, Lima Department, Peru

Machów Mine, Tarnobrzeg City County, Subcarpathian Voivodeship, Poland

Krushev Dol Mine, Smolyan Oblast, Bulgaria

Friedrichssegen Mine, Bad Ems, Rhineland-Palatinate, Germany

Habach Valley, Zell am See District, Salzburg, Austria

Franklin, Sussex County, New Jersey, United States of America

Kandesei, Kaokoveld Plateau, Kunene Region, Namibia

Erongo Mountains, Karibib, Erongo Region, Namibia

Pune (Poonah), Maharashtra, India

Fedenstock, Felli Valley, Reuss Valley, Uri, Switzerland

Korshunovskoye, Zheleznogorsk, Irkutsk Oblast, Russian Federation

Frohnau, Annaberg-Buchholz, Erzgebirge, Saxony, Germany

Touissit, Jerada Province, Oriental Region, Morocco

Mount Malosa, Zomba, Southern Region, Malawi

May Quarry, Fort Wayne, Allen County, Indiana, United States of America

Ojuela Mine, Mapimi, Durango, Mexico

San José Mine, Wadley, Catorce Municipality, San Luis Potosi, Mexico

Dzhezkazgan Mine, Dzhezkazgan, Karaganda Oblast, Kazakhstan

Mibladen, Midelt Province, Drâa-Tafilalet Region, Morocco

Alvarrões Mine, Seixo Amarelo, Guarda, Guarda District, Portugal

Hechtsberg Quarry, Hausach, Freiburg Region, Baden-Württemberg, Germany

Ojuela Mine, Mapimi, Durango, Mexico

Erongo Mountains, Karibib, Erongo Region, Namibia

Kreimbach-Kaulbach Quarry, Lauterecken-Wolfstein, Kusel, Rhineland-Palatinate, Germany

Sakangyi Pegmatite, Kyauk-Pyat-That, Mogok, Pyin-Oo-Lwin District, Mandalay, Myanmar (former Burma)

Dry Gill Mine, Caldbeck, Cumbria, United Kingdom

Rumbecker Berg, Hohenrode, Schaumburg, Lower Saxony, Germany

Caledonia Mine, Mass City, Ontonagon County, Michigan, United States of America