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Pyrosmalite-(Mn) & Silver

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CFL899657

Pyrosmalite-(Mn) & Silver

Description Tabs

Description
Locality: 
El Bonanza Mine, Port Radium, Great Bear Lake, Northwest Territories, Canada
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2 × 1.5 cm
Description

Pyrosmalite-(Mn) crystals associated with native silver.  Ex-Horvath Collection specimen.

Mineral Data
What's on the rock

Pyrosmalite-(Mn)

Formula: 
(Mn,Fe)8Si6O15(OH,Cl)10
Strunz: 
9.EE.10
Hardness: 
4.5
Type Locality: 
Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA

Silver

Formula: 
Ag
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

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