Montana North and Central Americas United States 20076 Amethyst, Pohndorf Mine, Toll Mountain, Boulder Batholith, Jefferson Co., Montana, USA September 21, 2021
Colorado North and Central Americas United States 0224 Enargite, Quartz, Silverton, Colorado September 18, 2019
Australasia Australia Tasmania 2793 ZU Quartz, Fluorite, Rex Hill Mine (Mt Rex Mine), Rossarden mining district, Northern Midlands municipality, Tasmania October 9, 2023
