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Rutile Var Sagenite On Smoky Quartz

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SPH167990

Rutile Var Sagenite On Smoky Quartz

Description Tabs

Description
Locality: 
Diamantina, Minas Gerais, Brazil
Size Range: 
Cabinet (10-18 cm)
Size: 
13.2 × 7.6 × 6.8 cm
Description

An incredibly fine specimen of skeletal smoky quartz with rutile. The surface shows great luster and is wonderfully etched. This special piece shows the beauty of quartz in every aspect.

Mineral Data
What's on the rock

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

Sagenite

Variety Of: 

Rutile

Formula: 
TiO2
Strunz: 
4.DB.05
Hardness: 
6.0 - 6.5
Synonym Of: 

Sagenite (of Kunz)

Hardness: 
0.0

Sagenite (of Saussure)

Hardness: 
0.0

Smoky Quartz

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0
Saphira Minerals