SystematicXX: 23 May - 30 May 2023

Wolkenhügel Mine, Bad Lauterberg, Göttingen, Lower Saxony, Germany

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

Leonard Mine, Butte, Silver Bow County, Montana, United States of America

Iron Knob Mine, Middleback Range, Eyre Peninsula, South Australia, Australia

New Idria District, San Benito County, California, United States of America

Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany

Hagendorf South Pegmatite, Bavaria, Germany

Santa Rosa Vein, El Salvador Mines, Pazña, Poopó Province, Oruro Department, Bolivia

Steinheim, Hanau, Darmstadt, Hesse, Germany

Långban, Filipstad, Värmland County, Sweden

Haus Baden Mine, Sehringen, Badenweiler, Freiburg Region, Baden-Württemberg, Germany

Pansberg Quarry, Horscha, Niesky, Görlitz, Saxony, Germany

Bürgerschacht, Zwickau, Saxony, Germany

Wushan Mine, Tongbei, Yunxiao County, Fujian Province, China (Peoples Republic)

Majuba Hill Mine, Antelope, Pershing County, Nevada, United States of America

Lillie Marleen Camp, Everett Range, Victoria Land, Eastern Antarctica, Antarctica

Egremont, Cumbria, United Kingdom

Kaffenberg, Rittersgrün, Breitenbrunn, Erzgebirge, Saxony, Germany

Lillie Marleen Camp, Everett Range, Victoria Land, Eastern Antarctica, Antarctica

Heimberg Quarry, Wolfshagen, Lautenthal, Goslar, Lower Saxony, Germany

Schönbrunn, Oelsnitz, Vogtland, Saxony, Germany

Lavrion District Mines, Attiki Prefecture, Greece

Morro da Mina, Conselheiro Lafaiete, Minas Gerais, Brazil

Dörfel Quarry, Dörfel, Schlettau, Erzgebirge, Saxony, Germany

Mudzi District, Mashonaland East, Zimbabwe

Mount Melbourne, Transantarctic Mountains, Victoria Land, Eastern Antarctica, Antarctica

Lillie Marleen Camp, Everett Range, Victoria Land, Eastern Antarctica, Antarctica

Nikitovka, Gorlovka, Donetsk Oblast', Ukraine

Tsumeb Mine, Otavi Highlands, Namibia

Ameib Farm 60, Usakos, Karibib, Erongo Region, Namibia