Chalcocite from Geevor Mine, Cornwall - 7.92g Details This is a good choice

This is a good choice if you want a Kammererite mineral specimen from Kop Krom Mine

with the interest coming from its height

This is a good choice if you want a Mimetite mineral specimen from Dry Gill

making it easy to place in smaller spaces while still giving the stone enough presence to be noticed

Mohs ~6–6

Chalcocite from Geevor Mine, Cornwall - 7.92g Details This is a good choiceA small labelled Chalcocite specimen from Geevor Mine, Pendeen, St Just, Cornwall. Geevor is a classic Cornish mining locality and is well known among collectors for chalcocite and associated copper tin minerals. This 7. 92g thumbnail shows grey blue copper sulphide matrix with pale and blue green oxidised areas, photographed closely because it measures only 20 x 15 x 20mm. Supplied as the exact specimen shown, with its handwritten Geevor Mine label.