Chalcocite ps. Covellite - image 1
Chalcocite ps. Covellite - image 2
Chalcocite ps. Covellite - image 3
Chalcocite ps. Covellite - image 4

Chalcocite ps. Covellite

Unknown Owner
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Chalcocite has totally pseudomorphed fine, tabular crystals of covellite in this rare complete replacement that is, shockingly, not as ugly as most of them tend to be! The specimen is highlighted by a doubly-terminated crystal measuring 2.5 cm in length and exhibit a brownish gray color with faint hints of blue. Significant pseudomorph, and a significant US thumbnail specimen.

Product details

SpeciesChalcocite, Covellite
SizeMiniature
Dimensions2.8 x 2.2 x 1.3 cm
Added on10/23/2024
LocalityUSA, Montana, Butte Mining District

Known provenance

DateCollectorAcquisition price
08/2024Unknown OwnerNot disclosed
—The ArkenstoneNot disclosed

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 Butte Mining District, Montana, USA
from Butte Mining District, Montana: steel-gray to blue-black blades, stacked pseudomorphs after covellite, rich paragenesis, and collector appeal.