4477 WOLLASTONITE, Usakos Wollastonite Mine, Usakos, Karibib District, Erongo Region, Namibia September 28, 2019 Steve Africa Namibia Source R.Coulsell, 1999
Bolivia South America 3420 BOURNONITE, Machacamarca Mine, Machacamarca, Cornelio Saavedra, Potosi Department, Bolivia September 28, 2019
England Northumberland United Kingdom 1389 ALSTONITE, Fallowfield Mine, Acomb, Hexham, Northumberland, England, U.K. September 28, 2019
Colorado North & Central Americas United States 1998 ROSCOELITE, Mi Vida Mine, Big Indian District, San Juan County, Colorado, U.S.A. September 28, 2019
