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Quartz-beta & Quartz

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SKY187729

Quartz-beta & Quartz

Classic Locality

Description Tabs

Description
Locality: 
Ettringer Bellerberg, Ettringen, Mayen-Koblenz, Rhineland-Palatinate, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.7 × 0.8 cm
Description

Gemmy crystals of Quartz pseudomorph after Quartz-beta with long whiskers on both ends (Hochquarz). The main photo shows a real mineralogical curiosity that is outstanding under the microscope !!. Quartz-beta is a high-temperature polymorph of silica with a crystal structure very similar to that of quartz, but with a higher symmetry (beta-quartz: hexagonal, quartz: trigonal)

Mineral Data
What's on the rock

Quartz

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

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