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Rhodochrosite & Bournonite

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PFK606449

Rhodochrosite & Bournonite

Classic Locality

Description Tabs

Description
Locality: 
Madem-Lakkos Mine, Chalkidiki Prefecture, Central Macedonia, Greece
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 4.7 × 2.3 cm
Largest Crystal: 
1.50cm
Description

Pale pink, rhombohedral crystals of rhodochrosite to 1.5cm across, with some bournonite on them. Minor quartz is present. The gray areas on some of the crystals is most probably boulangerite and there is sphalerite in the matrix.
 

Mineral Data
What's on the rock

Rhodochrosite

Formula: 
MnCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Cavnic Mine (Kapnikbánya), Cavnic (Kapnic; Kapnik), Maramureș Co., Romania

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

Seller Information

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