England Northumberland United Kingdom ncat JP1207 Harmotome, Barite, Witherite, Settlingstones Mine, Newbrough, Northumberland, England, UK October 8, 2019
Powys United Kingdom Wales 3884 Ewaldite, Harmotome, Dolyhir Quarry, Old Radnor, Presteigne, Powys, Wales October 3, 2019
Highland Scotland United Kingdom ncat JP1946 Harmotome, Calcite, Whitesmith Mine, Strontian, Highland, Scotland, UK April 2, 2024
Australasia New Zealand ncat JP0912 Harmotome, Calcite, Pahau River, Culverden, Hurunui District, Canterbury Region, South Island, New Zealand October 8, 2019
