4135 TETRAHEDRITE, QUARTZ, Huampar Mine, Lima Department, Peru September 28, 2019 Steve Peru South America Source M.Richards, 2005
Africa South Africa 2154 QUARTZ var. Amethyst, Boekenhoutshoek Area, Mkobola, Nkangala District, Mpumalanga Province, South Africa September 28, 2019
Arizona North & Central Americas United States 1758 STRINGHAMITE, Christmas Mine, Christmas, Gila County, Arizona, U.S.A. September 28, 2019
Australasia Australia Victoria 5192 CALCITE, Federal Cave, Buchan, Victoria, Australia September 28, 2019
California North & Central Americas United States 1820 DUMORTIERITE, Dehesa, San Diego County, California, U.S.A. September 28, 2019
