4460 HEDENBERGITE, Mega Horio, Serifos Island, Kyklades Prefecture, Aegean Islands Department, Greece September 28, 2019 Steve Europe Greece Source R.Coulsell, 1999
North & Central Americas Oregon United States 1006 THOMSONITE-Ca, Bear Creek Quarry, Drain, Douglas County, Oregon, U.S.A. September 28, 2019
California North & Central Americas United States 2685 MUIRITE, SANBORNITE, Esquire No. 7 Claim, Big Creek, Fresno County, California, U.S.A. September 28, 2019
Australasia Australia Western Australia 4563 RIEBECKITE, Wittenoon Gorge, Wittenoon, West. Aust., Australia September 28, 2019
Europe Italy 4463 AUGITE, Monzoni Mts., Fassa Valley, Trento Province, Trentino-Alto Adige, Italy September 28, 2019
