Location: |
Clevedon, Somerset, Britain |
Major Minerals: |
Galena, sphalerite, chalcopyrite |
Minor Minerals: |
Tetrahedrite-tennantite, bornite, pyrite, marcasite |
Trace Minerals: |
Include enargite, 'idaite', covelline |
Textures: |
Chalcopyrite and tetrahedrite-tennantite show rhythmical banding about galena crystals. Bornite-chalcopyrite form very fine lamellar intergrowths along (100) planes so forming 'idaite' |
Reference: |
Ixer, 1986 |