5692 PERICLASE, Commercial Quarry, Crestmore Quarries, Crestmore, Riverside County, California, U.S.A. September 28, 2019 Steve California North & Central Americas United States Source M.Richards, 2005
Arizona North & Central Americas United States 3862 HEMIHEDRITE, Rat Tail Claims, Wickenburg Area, Maricopa County, Arizona, U.S.A. September 28, 2019
Australasia Australia New South Wales 0718 DOLOMITE, Broken Hill Proprietary Mine, Broken Hill, N.S.W., Australia September 28, 2019
Canada North & Central Americas 4562 POTASSIC-FERRO-FERRI-KATOPHORITE, Kipawa Alkaline Complex, Les Lacs-du-Temiscamingue, Temiscamingue, Quebec, Canada September 28, 2019
Africa South Africa 4260 BULTFONTEINITE, N’Chwaning II Mine, Kuruman, Kalahari Mn Field, Northern Cape Province, South Africa September 28, 2019