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Freudenbergite & Rutile

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JYJ787083

Freudenbergite & Rutile

Description Tabs

Description
Locality: 
Kaskasnyunchorr Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1.2 × 0.7 × 0.7 cm
Description

Dark freudenbergite with rutile in matrix from the Kaskasnyunchorr Mountain, Khibiny Massif, Russia. 

Mineral Data
What's on the rock

Freudenbergite

Formula: 
Na2(Ti,Fe)8O16
Strunz: 
4.CC.10
Hardness: 
0.0
Type Locality: 
Michelsberg Quarry, Katzenbuckel, Eberbach, Odenwald, Baden-Württemberg, Germany

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