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Bournonite With Siderite

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SCH179751

Bournonite With Siderite

Description Tabs

Description
Locality: 
Georg Mine, Willroth, Altenkirchen, Rhineland-Palatinate, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.4 × 1.3 cm
Description

A superb and gorgeous small specimen with a bright undamaged bournonite crystals resting aesthetically on a bed of clear siderite crystals.

Mineral Data
What's on the rock

Bournonite

Formula: 
PbCuSbS3
Strunz: 
2.GA.50
Hardness: 
2.5 - 3.0
Type Locality: 
Wheal Boys (Trewetha Mine; Old Trewetha Mine), Port Isaac, St Endellion, Wadebridge District, Cornwall, England, UK

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White
schani

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