Systematica: 08 Dec - 15 Dec 2015

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

Bauhaus, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, Germany

Thorikos Slag Locality, Thorikos, Lavrion District, Attiki Prefecture, Greece

Água de Pau Volcano, São Miguel Island, Azores District, Portugal

Água de Pau Volcano, São Miguel Island, Azores District, Portugal

Gambatesa Mine, Reppia, Genova, Liguria, Italy

Água de Pau Volcano, São Miguel Island, Azores District, Portugal

Alberoda, Schlema-Hartenstein, Erzgebirge, Saxony, Germany

Água de Pau Volcano, São Miguel Island, Azores District, Portugal

Pocos de Caldas, Minas Gerais, Brazil

Água de Pau Volcano, São Miguel Island, Azores District, Portugal

Água de Pau Volcano, São Miguel Island, Azores District, Portugal

San Samuel Mine, Cogotí, Combarbalá, Choapa Province, Coquimbo Region, Chile

Heilmann Quarry, Kirchberg, Zwickau, Saxony, Germany

Água de Pau Volcano, São Miguel Island, Azores District, Portugal

Star of the Congo Mine, Lubumbashi, Haut-Katanga, DR Congo

Příbram District, Central Bohemian Region, Czech Republic

Le Cetine di Cotorniano Mine, Chiusdino, Siena Province, Tuscany, Italy

Gambatesa Mine, Reppia, Genova, Liguria, Italy

Blue Cap Mine, Lion Canyon, La Sal, San Juan County, Utah, United States of America

Somma-Vesuvius, Naples Province, Campania, Italy

Road SP 108, Portoscuso, Carbonia-Iglesias Province, Sardinia, Italy

Cassagna Mine, Genova Province, Liguria, Italy

Água de Pau Volcano, São Miguel Island, Azores District, Portugal

Somma-Vesuvius, Naples Province, Campania, Italy

Bird Nest drift, Otto Mountain, Baker, Soda Mountains, San Bernardino County, California, United States of America

La Fossa Crater, Vulcano Island, Messina Province, Sicily, Italy

Tolbachik Volcano, Kamchatka Krai, Russian Federation

Cerchiara Mine, Borghetto Vara, Vara Valley, La Spezia Province, Liguria, Italy