Chalcocite - image 1

Chalcocite

A

Allan Young
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Chalcocite, 2.8 cm, from the Bristol Copper mine, Bristol, Connecticut.

Product details

Species
ChalcociteAbout Chalcocite →
SizeMiniature
Dimensions2.8 cm
Added on02/13/2026
Locality
USA, Connecticut, Bristol Copper MineRegional guide →
Publications
  • Mineralogical Record Mineral Collections In Pacific Northwest page 182

Learn more

Chalcocite
Mineral guide
Learn about Chalcocite
dark steel-gray crystals with bright metallic luster and dramatic twinning; rare, well-formed specimens attract collectors and highlight sites.
Chalcocite
Regional guide
Chalcocite from Bristol Copper Mine, Connecticut, USA
from Bristol Copper Mine, Connecticut — dark, tabular crystals on calcite; historic locality valued by collectors for its classic ore-crystal form.