1484 DEERITE, Longvale Quarry, Mendocino County, California, U.S.A.

September 28, 2019 Pendleton California North & Central Americas United States

Source G.Leske, 1981

3382 ARSENOPYRITE, DOLOMITE, Trepca Stan Terg Mine, Trepca, Trepca Valley, District of Kosovska Mitrovica, Kosovo

3382 ARSENOPYRITE, DOLOMITE, Trepca Stan Terg Mine, Trepca, Trepca Valley, District of Kosovska Mitrovica, Kosovo

September 28, 2019

3147 KRATOCHVILITE, Carola Mine, Freital, Dresden, Saxony, Germany

3147 KRATOCHVILITE, Carola Mine, Freital, Dresden, Saxony, Germany

September 28, 2019

$3760 CALLAGHANITE, Gabbs Refractory Mine, Gabbs, Nye County, Nevada, U.S.A.$

Nevada North & Central Americas United States

3760 CALLAGHANITE, Gabbs Refractory Mine, Gabbs, Nye County, Nevada, U.S.A.

September 28, 2019

2565 SYNGENITE, Gluckauf Mine, Sonderhausen, Thuringia, Germany

2565 SYNGENITE, Gluckauf Mine, Sonderhausen, Thuringia, Germany

September 28, 2019