5461 Ewaldite, Alstonite, Harmotome, Dolyhir Quarry, Old Radnor, Presteigne, Powys, Wales, UK October 2, 2019 Steve Powys United Kingdom Wales
Illinois North and Central Americas United States 6064 Benstonite, Alstonite, Minerva No. 1 Mine (Ozark-Mahoning No. 1 Mine) Ozark-Mahoning Group, Cave-in-Rock Sub-District, Illinois – Kentucky Fluorspar District, Hardin Co., Illinois, USA October 2, 2019
New York North and Central Americas United States 2473 Alstonite, American Talc Corporation Mine, Balmat, New York, USA September 22, 2019
Highland Scotland United Kingdom ncat JP1206 Harmotome, Brewsterite, Clashgorm Mine, Strontian, Highland, Scotland, UK October 8, 2019
United Kingdom Wales 9025 JP2306 Azurite, Harmotome, Barite, Dolyhir Quarry, Old Radnor, Powys, Wales, UK June 7, 2020
