3886 Alstonite, Dolyhir Quarry, Old Radnor, Presteigne, Powys, Wales October 3, 2019 Steve United Kingdom Wales Tom Cottrell 2/2005
Cumbria England United Kingdom 5459 Barite after Alstonite. Nentsberry Haggs Mine, Alston, Cumbria, England March 23, 2018
Canada North and Central Americas 4683 Bavsiite, Suzukiite, Celsian, Walstromite, Alstonite, Gun claim (Gunn claim), Wilson Lake, Itsi Mt., Watson Lake Mining District, Yukon, Canada October 5, 2019
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
Powys United Kingdom Wales 5461 Ewaldite, Alstonite, Harmotome, Dolyhir Quarry, Old Radnor, Presteigne, Powys, Wales, UK October 2, 2019
