2347 HALLOYSITE, Silver Hill Mine, Silver Hill, Silver Hill District, Pima County, Arizona, U.S.A. September 28, 2019 Steve Arizona North & Central Americas United States Source D.Shannon, 1987
Europe Italy 4013 MELANOPHLOGITE, Fortullino, Rosignano Marittimo, Liverno Province, Tuscany, Italy September 28, 2019
Australasia Australia Tasmania 3516 CHROMITE, Tunnel Hill Quarry, Serpentine Hill, North Dundas, Zeehan District, Tasmania, Australia September 28, 2019
North & Central Americas United States Washington 4594 ZEKTZERITE, Washington Pass, Golden Horn Batholith, Okanagan County, Washington, U.S.A. September 28, 2019
Australasia Australia South Australia 6653 BARIOSINCOSITE, QUARTZ, Spring Creek Mine, Wilmington, South Aust., Australia September 28, 2019
