Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Dolomite On Coronadite

Views:
Watches:
GND26023

Dolomite On Coronadite

Classic Locality

Description Tabs

Description
Locality: 
Broken Hill, New South Wales, Australia
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 6 × 3.7 cm
Description

Rounded white clusters of dolomite have formed on and around stalactitic coronadite. The matrix is also coronadite. Unusual for the locality.

Displays well. No damage.

Mineral Data
What's on the rock

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White

Coronadite

Formula: 
Pb(Mn4+6Mn3+2)O16
Strunz: 
4.DK.05a
Hardness: 
4.5 - 5.0
Type Locality: 
Horse-Shoe shaft (Horseshoe Mine), Coronado Mine (Coronado Mining Co. property; Arizona Copper Co. group [in part]), Coronado vein, Copper Plate Gulch, Copper Mountain District (Clifton-Morenci District), Shannon Mts, Greenlee Co., Arizona, USA
Item Toolbox