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Quartz With Pyrite & Gypsum

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AST64095

Quartz With Pyrite & Gypsum

Description Tabs

Description
Locality: 
Madem-Lakko Mine, Cassandra Mines, Aristotelis, Chalkidiki, Central Macedonia, Greece
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 10 × 2.3 cm
Description

On one side are transparent quartz needles with some pyrite cubes. Opposite there are many small gypsum crystals.

 

Mineral Data
What's on the rock

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Pyrite

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

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.

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