1346 OSUMILITE, TRIDYMITE, Obsidian Cliffs, North Sister Mtn., McKenzie Pass, Lane County, Oregon, U.S.A. September 28, 2019 Steve North & Central Americas Oregon United States Source B.Porter, 1983
Australasia Australia Victoria 1063 NEWBERYITE, Mt. Widderin Cave, Skipton, Victoria, Australia September 28, 2019
Arizona North & Central Americas United States 5584 VALLERIITE, Pima Mine, Mission Complex, San Xavier, Pima County, Arizona, U.S.A. September 28, 2019
Australasia Australia Tasmania 0655 MAGNESITE, Mt. Bischoff Mine, Waratah, Tasmania, Australia September 28, 2019
Canada North & Central Americas 1396 LOKKAITE-(Y), Evans-Lou Mine, Lac Saint-Pierre, Val-des-Monts, Quebec, Canada September 28, 2019
