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Tremolite With Magnetite

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CLB86130

Tremolite With Magnetite

Description Tabs

Description
Locality: 
Calumet Mine, Salida, Chaffee County, Colorado, United States of America
Size Range: 
Cabinet (10-18 cm)
Size: 
10.2 × 6 × 3.8 cm
Description

A massive chunk of shiny greenish tremolite (the luster doesn't show well on the photos) with magnetite crystals included.

Mineral Data
What's on the rock

Tremolite

Formula: 
☐{Ca2}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Hardness: 
5.0 - 6.0
Streak: 
White
Type Locality: 
Campolungo, Piumogna Valley, Leventina, Ticino (Tessin), Switzerland

Magnetite

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

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