Chalcocite
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Chalcocite crystal cluster, 7.1 cm, from the Bristol copper mine, Hartford County, Connecticut—source of America’s finest chalcocite crystals. Collected around 1848 by Charles M. Wheatley (1822–1882) and now in the Yale Peabody Museum collection (no. YPM MIN. 103844), gift of an anonymous donor. Harold Moritz photo.
Product details
Species
SizeSmall Cabinet
Dimensions7.1 cm
Added on03/26/2026
Publications
- Mineralogical Record The Kevin Brown Collection page 30
Known provenance
| Date | Collector | Acquisition price |
|---|---|---|
| — | Charles M. Wheatley | Not disclosed |
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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.
Regional guide
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