Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Coronadite

Views:
Watches:
MGR967230

Coronadite

Rare Mineral

Description Tabs

Description
Locality: 
Rosh Pinah Mine, Oranjemund, Karas Region, Namibia
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 2.9 × 2.4 cm
Description

Exceptional cluster of coronadite from Namibia. This rare lead and manganese oxide mineral only occures in a few locations worldwide  and is highly sought after. This particular specimen shows an incredible metallically dull lustre all over the botryoidal grown crystals. Also the size is fantastic for the species.

Mineral Data
What's on the rock

Coronadite

Formula: 
Pb(Mn64+Mn23+)O16
Strunz: 
4/D.08-70
Crystal System: 
Monoclinic
Hardness: 
4½ - 5
Colour: 
Dark gray, black
Type Locality: 
Horseshoe Mine, Coronado Mine, Coronado vein, Copper Plate Gulch, Copper Mountain District, Greenlee County, Arizona, USA
Isostructural with: 
Cryptomelane
Ferrihollandite
Hollandite
Manjiroite
Strontiomelane