Roger Lang Minerals: 25 Apr - 02 May 2018

Vehlitz, Magdeburg, Saxony - Anhalt, Germany

Montecani Mine, Nebida, Iglesias, Carbonia-Iglesias Province, Sardinia, Italy

Globenstein, Breitenbrunn, Erzgebirge, Saxony, Germany

Corocoro, Pacajes Province, La Paz Department, Bolivia

Mashamba West Mine, Kolwezi, Lualaba, DR Congo

Shaft 371, Schlema-Hartenstein, Erzgebirge, Saxony, Germany

Marx-Semmler Adit, Niederschlema, Erzgebirge, Saxony, Germany

Shaft 38, Niederschlema, Bad Schlema, Erzgebirge, Saxony, Germany

Pöhla-Tellerhäuser Mine, Schwarzenberg, Erzgebirge, Saxony, Germany

Mibladen, Midelt Province, Drâa-Tafilalet Region, Morocco

Khibiny Massif, Murmansk Oblast, Russian Federation

Pöhla-Tellerhäuser Mine, Schwarzenberg, Erzgebirge, Saxony, Germany

Madagascar

Vizze Pass, San Giacomo, South Tirol, Trentino-Alto Adige, Italy

Měděnec, Klášterec nad Ohří, Krušné Hory, Ústí nad Labem Region, Czech Republic

Gloria Mines, Hornachuelos, Córdoba, Andalusia, Spain

Schneckenstein, Kielberg, Klingenthal, Vogtland, Saxony, Germany

Mogok Township, Pyin-Oo-Lwin District, Mandalay, Myanmar (former Burma)

Pöhla-Tellerhäuser Mine, Schwarzenberg, Erzgebirge, Saxony, Germany

Skorpion Mine, Rosh Pinah, Oranjemund, Karas Region, Namibia

Galenstock, Tiefenbach, Urseren, Valais, Switzerland

Pöhla-Tellerhäuser Mine, Schwarzenberg, Erzgebirge, Saxony, Germany

Capillitas Vein, Capillitas, Andalgalá Department, Catamarca Province, Argentina

Nikitovka, Gorlovka, Donetsk Oblast', Ukraine

Elektrochemische Werke, Bitterfeld, Saxony - Anhalt, Germany

Měděnec, Klášterec nad Ohří, Krušné Hory, Ústí nad Labem Region, Czech Republic

Touissit, Jerada Province, Oriental Region, Morocco