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Bournonite With Siderite & Sericite

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CLB126213

Bournonite With Siderite & Sericite

found by Prof. Wotruba, TU Aachen
Classic Locality

Description Tabs

Description
Locality: 
Apollo Mine, Raubach, Neuwied, Rhineland-Palatinate, Germany
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.5 × 5 × 3.4 cm
Description

Very good bournonite crystal group from this famous locality. Nice siderite crystals too and much more massive bournonite in the matrix.

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

Sericite

Variety Of: 

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Hardness: 
0.0

Seller Information

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