3959 QUARTZ, SPHALERITE, Huanzala Mine, Huallanca District, Huanrco Department, Peru September 28, 2019 Steve Peru South America Source R.Coulsell, 1999
Europe Switzerland 3978 QUARTZ var. Smoky, Piz Cavardiras, Cavardiras Valley, Russein Valley, Grischun, Switzerland September 28, 2019
Arizona North & Central Americas United States 5849 OSARIZAWAITE, Silver Hill Mine, Silver Hill, Silver Hill District, Pima County, Arizona, U.S.A. September 28, 2019
Australasia Australia Western Australia 3763 PYROAURITE, MKD5 Nickel Deposit, Mt. Keith, West. Aust., Australia September 28, 2019
