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Dolomite Sphalerite Rhodochrosite & Pyrite

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AST1159105

Description Tabs

Description
Locality: 
Olympiada Mine, Cassandra Mines, Aristotelis, Chalkidiki, Central Macedonia, Greece
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5 × 2.7 cm
Description

Snow white botryoidal dolomite formed on rhodochrosite layer (seen at the back side of the specimen), with black sphalerite crystals, on sphalerite-pyrite matrix.

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

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

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

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5

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Start 03 Jan 18:00
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