Argyll and Bute Scotland United Kingdom 1306 Brewsterite, Whitesmith Vein, Strontian, Argyle, Scotland September 22, 2019
California North and Central Americas United States 4963 Chlorargyrite, Wulfenite, Reward Mine, Reward, Russ District, Inyo Mts, Inyo Co., California, USA October 5, 2019
Arizona North and Central Americas United States 1221 Silver, McMillanville (McMillanville District), Globe Hills, Globe Hills District, Globe-Miami District, Gila Co., Arizona, USA September 22, 2019
