2692 Trona, FMC Mine, Green River, Wyoming, USA

October 3, 2019 Pendleton North and Central Americas United States Wyoming

Tags: Trona

Australasia Australia South Australia

5376 Calcite, O’Donoghue Castle Mine, Arkaroola, Flinders Ranges, South Australia

September 29, 2019

Australasia Australia Victoria

2857 Calcite, Red Bluff, Victoria

October 3, 2019

Africa South Africa

4479 Clinoclase, Stavoren Mine, north of Marble Hall, Mpumalanga Province, South Africa

October 5, 2019

California North and Central Americas United States

30004 Smoky Quartz, Dinkey Lakes, Fresno Co., California

October 5, 2019