mineral specimens
rare minerals
mineral dealer
systematic minerals
Black Hills minerals
fine minerals
mineral dealer
Dana minerals
IMA minerals
mineral collections
rock and minerals
gem crystal
0 item @ $0.00  

Covellite partly replacing Chalcopyrite

#45872

Covellite partly replacing Chalcopyrite

#45872
Availability
Sold
Size
9 x 6 x 4 cm - Sm Cabinet 
Formula
CuS (RRUFF)
Locality
Butte dist., Silver Bow Co., Montana, United States
Tagged
sulfide , copper

A rich mass of thick Covellite crystals, partially replaced by Chalcopyrite, as seen as goldish coating along the Covellite cleavages. At the top of the specimen can be seen a thick, partially hexagonal termination which is 2.5cm wide. 

Covellite

Formula
CuS 
Crystal System
Hexagonal 
Crystal Habit
Platy, Foliated 
Cleavage
Perfect, None, None 
Luster
Metallic 
Color
indigo blue, light blue, dark blue, black 
Streak
black gray 
Class
Hexagonal - Dihexagonal Dipyramidal 
Fracture
Brittle 
Hardness
1.5-2 

Data courtesy of Webmineral.

Collection
Chris van Laer Collection
Mineralpedia
View Covellite
On Dakota Matrix
Previously Sold Covellite
On Dakota Matrix
Other Available Covellite
WebMineral
View Covellite
Mindat
View Covellite

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2019 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map