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Magnetite

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MGR657410

Magnetite

Description Tabs

Description
Locality: 
Vordere Chollergrabe, Lärchultini, Goms, Valais, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 2.9 × 2.6 cm
Description

Magentite from alpine clefts represents an outstanding rarity. This particular specimen shows one isolated sharp terminated crystal with highly lustrous faces, attractively perched on matrix. No significant demages to report.

Mineral Data
What's on the rock

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Streak: 
Black