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Quartz Calcite Magnetite & Pyrite

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CFL955750

Quartz Calcite Magnetite & Pyrite

Fluorescent

Description Tabs

Description
Locality: 
Bosnia and Herzegovina
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
13.5 × 9.5 × 9 cm
Description

Very nice specimen of yellow quartz crystals associated with weakly fluorescent calcite, magnetite and pyrite.  Purchased in 1996.

Mineral Data
What's on the rock

Quartz

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Streak: 
Black

Pyrite

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

Seller Information

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