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Bertrandite On Quartz

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CAM164593

Bertrandite On Quartz

Classic Locality

Description Tabs

Description
Locality: 
Sauberg Mine, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 1.9 × 1.3 cm
Description

One side of a 5 cm large quartz crystal is covered with small orange coloured bertrandite crystals up to 3 mm and two fluorite cubes.
Great classic specimen collected at the Prinzler vein, level 4 of the Sauberg Mine.

Mineral Data
What's on the rock

Bertrandite

Formula: 
Be4(Si2O7)(OH)2
Strunz: 
9.BD.05
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 7.0
Type Locality: 
Petit-Port, Nantes, Loire-Atlantique, Pays de Loire, France

Quartz

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

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