4085 CASSITERITE, Viloco Mine, Loayza Province, La Paz Department, Bolivia September 28, 2019 Steve Bolivia South America Source P.Beckworth, 2016
Mexico North & Central Americas 0576 ZEMANNITE, Bambollita Mine, Moctezuma, Mun. de Moctezuma, Sonora, Mexico September 28, 2019
Asia China 0324 BOURNONITE, Yaogangxian Mine, Yizhang County, Chenzhou Prefecture, Hunan Province, China September 28, 2019
Colorado North & Central Americas United States 2749 PARAMONTROSEITE, Paradox Valley, Uravan District, Montrose County, Colorado, U.S.A. September 28, 2019
Mexico North & Central Americas 5863 BURCKHARDITE, Moctezuma Mine, Moctezuma, Mun. de Moctezuma, Sonora, Mexico September 28, 2019