3190 ROXBYITE, DJURLEITE, Olympic Dam Mine, Roxby Downs, South Aust., Australia September 28, 2019 Steve Australasia Australia South Australia Source Min. Research, 1991
Australasia Australia New South Wales 5342 QUARTZ, Frank’s Prospect, Copeton, N.S.W., Australia September 28, 2019
Africa South Africa 1584 STURMANITE, N’Chwaning II Mine, Kuruman, Kalahari Mn Field, Northern Cape Province, South Africa September 28, 2019
Africa South Africa 6397 POLDERVAARTITE, Wessels Mine, Hotazel, Kalahari Manganese Fields, Northern Cape Province, South Africa September 28, 2019
Maryland North & Central Americas United States 0629 POKROVSKITE, Hunting Hill Quarry, Rockville, Montgomery County, Maryland, U.S.A. September 28, 2019
