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Hematite Rutile & Quartz

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MGR676929

Hematite Rutile & Quartz

Description Tabs

Description
Locality: 
Cavradi Gorge, Curnera Valley, Tujetsch, Surselva Region, Grisons, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.1 × 6.2 × 2.8 cm
Description

The famous combination from Cavradi - dark red, lustrous rutile intergrown to black, glossy iron rose. The iron rose is free-standing in the center of the specimen, it shows good contrast to light matrix and a horizontal quartz crystal at the backside. Will come with an old label from 1954 from the Kontrus collection, which was the most prominent collector in Austria for decades.

Mineral Data
What's on the rock

Hematite

Formula: 
Fe2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
5.0 - 6.0

Rutile

Formula: 
TiO2
Strunz: 
4.DB.05
Crystal System: 
Tetragonal - Ditetragonal Dipyramidal
Hardness: 
6.0 - 6.5
Type Locality: 
Rutile locality, Horcajuelo de la Sierra, Madrid, Spain

Quartz

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