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Goethite & Quartz

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NST735653

Goethite & Quartz

Description Tabs

Description
Locality: 
Sidi Rahal, El Kelaâ des Sraghna Province, Marrakesh-Safi Region, Morocco
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3.5 × 4.5 cm
Description

Prismatic lustrous Goethites and violetish Quartz in a vug.

Mineral Data
What's on the rock

Goethite

Formula: 
α-Fe3+O(OH)
Strunz: 
4.00.
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 5.5
Type Locality: 
Hollertszug Mine (Hollerter Zug Mine), Dermbach, Herdorf, Siegerland, Rhineland-Palatinate, Germany

Quartz

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