Mineral: Chalcocite
Locality: St Ives Consols, St Ives, St Ives District, Cornwall, England / United Kingdom
Dimensions: 10,5 x 10,0 x 6,0 cm
Description: Main crystal size: 1,3 cm
Block of complex pseudo-hexagonal crystals, black and partially brilliant
MIM number 850
Photographer: Augustin de Valence (Aïnu)
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