Dolyhir Quarry, Old Radnor, Radnorshire, Wales
30 Fm Level, Driggith Mine, Caldbeck Fells, Cumberland, England
Greystones Quarry, Lezant, Cornwall, England
Herosfoot Mine, Lanreath, Cornwall, England
Red Gill Mine, Caldbeck Fells, Cumberland, England (with Caledonite)
Glencrief Mine, Wanlockhead, Dumfriesshire, Scotland
