Christian Rewitzer: 14 Apr - 21 Apr 2017

Banská Štiavnica, Banská Štiavnica County, Banská Bystrica Region, Slovakia (Slovak Republic)

Trepča, Mitrovica District, Kosovo

Berbes, Ribadesella, Asturias, Spain

79 Mine, Chilito, Banner District, Gila County, Arizona, United States of America

Horní Slavkov, Sokolov, Karlovy Vary Region, Czech Republic

Tsumeb Mine, Otavi Highlands, Namibia

La Union, Murcia, Spain

Touissit, Jerada Province, Oriental Region, Morocco

Bou Azzer Mine, Amerzgane, Ouarzazate Province, Drâa-Tafilalet Region, Morocco

Aït Ahmane, Zagora Province, Drâa-Tafilalet Region, Morocco

Sunnyside Mine Group, Bonita Peak, Gladstone, San Juan County, Colorado, United States of America

Hagendorf South Pegmatite, Bavaria, Germany

Chella, Valencia, Valencian Community, Spain

Ilfeld, Nordhausen, Harz, Thuringia, Germany

Assunção Mine, Aldeia Nova, Sátão, Viseu District, Portugal

St Andreasberg District, Lower Saxony, Germany

Tormiq, Haramosh Mountains, Skardu, Gilgit-Baltistan, Pakistan

Tsumeb Mine, Otavi Highlands, Namibia

Hotazel, Kalahari, Northern Cape Province, South Africa

Les Ferreres Mine, Rocabruna, Camprodon, Ripollès, Girona, Catalonia, Spain

Flinders Ranges, South Australia, Australia

Swambo Hill, Kambove, Haut-Katanga, DR Congo

Sar-e Sang, Koksha Valley, Khash & Kuran Wa Munjan Districts, Badakhshan Province, Afghanistan

Zillertal, North Tyrol, Tyrol, Austria

Cäcilia Mine, Wölsendorf, Bavaria, Germany

Chisone Valley, Torino Province, Piedmont, Italy

Mount Kourou Diakouma, Saraya, Kedougou, Senegal

Saline, Pratteln, Liestal, Basel-Land, Switzerland

Sapat Gali, Naran, Mansehra District, Khyber Pakhtunkhwa Province, Pakistan

Aghbar Mine, Aghbar, Zagora Province, Drâa-Tafilalet Region, Morocco