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Quartz & Marcasite

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MEX518966

Quartz & Marcasite

ex private collection, included label
Classic Locality

Description Tabs

Description
Locality: 
Ehrenfriedersdorf, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.7 × 4.7 × 1.8 cm
Weight: 
37.00gr
Description

Well terminated quartz specimen with marcasite crust on the top of quartz crystals. And minor white blades of baryte and violet cubes of fluorite.

Mineral Data
What's on the rock

Quartz

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

Marcasite

Formula: 
FeS2
Strunz: 
2.EB.10a
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 6.5
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