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
Checkout
0 item @ $0.00  
Home | My Cart | Login | Register

Jacobsite with Chalcopyrite

#AH61648
SOLD
Jacobsite from Kombat mine, Grootfontein, Namibia - AH61648
Jacobsite from Kombat mine, Grootfontein, Namibia - AH61648

Jacobsite with Chalcopyrite

#AH61648
Availability
Sold
Size
4 x 2.5 x 2.5 cm - Miniature 
Formula
Mn2+Fe3+2O4 (RRUFF)
Locality
Kombat mine, Grootfontein, Namibia

1-2mm black crystal grains and octahedral crystals of Jacobsite with Chalcopyrite.

Jacobsite

Formula
Mn2+Fe3+2O4 
Crystal System
Isometric 
Crystal Habit
Disseminated, Massive - Granular 
Cleavage
None, None, None 
Luster
Sub Metallic 
Color
iron black, black 
Streak
reddish black 
Class
Isometric - Hexoctahedral 
Fracture
Conchoidal 
Hardness
5.5-6 

Data courtesy of Webmineral.

Collection
Arnold G Hampson Collection
Mineralpedia
View Jacobsite
On Dakota Matrix
Previously Sold Jacobsite
On Dakota Matrix
Other Available Jacobsite
WebMineral
View Jacobsite
Mindat
View Jacobsite

Other Sold

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2025 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map