Cave-in-Rock mining district, Hardin County, Illinois, USA
Strontian Mine, Strontian, western Lochaber, Highland region, Scotland
Erongo Mountains, Karibib, Namibia
Carrock Mine, Mosedale, Mungrisdale, Caldbeck Fells, Cumbria
Steetley Refractories, Steetley, Derbyshire, England
Aouli Mine, Mibladen, Drâa-Tafilalet Region, Morocco
Crich Quarry, Crich, Derbyshire, England
Julcani Mine, Angaraes Province, Huancavelica Dept., Peru
Cambokeels mine, Eastgate, Weardale, Co. Durham, England
Santa Eulalia, Chihuahua, Mexico
Eastgate Cement Quarry, Eastgate, Weardale, Co. Durham, England
Holmes Rise, Brownley Hill Mine, Nenthead, Cumbria, England
Frazer's Hush Mine, Rookhope, Weardale, Co. Durham, England
Frazer's Hush Mine, Rookhope, Weardale, Co. Durham, England
Frazer's Hush Mine, Rookhope, Weardale, Co. Durham, England
Driggith Mine, Caldbeck Fells, Cumbria, England
Sun Hush Level, Gunnerside Gill, Swaledale, North Yorkshire, England
Blackdene mine, Ireshopeburn, Weardale, Co. Durham, England
Argenteres, Chamonix, France
Bushy Creek mine, Reynolds County, Missouri, USA