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Apatite & Magnetite

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ESM544161

Apatite & Magnetite

Description Tabs

Description
Locality: 
Calumet Orebody, Iron Mountain, Iron Springs, Iron County, Utah, United States of America
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.9 × 9.4 × 7.4 cm
Description

Yellow-green apatite crystals on brown magnetite crystals

Mineral Data
What's on the rock

Apatite

Synonym Of: 

Chlorapatite

Formula: 
Ca5(PO4)3Cl
Strunz: 
8.BN.05
Hardness: 
5.0

Fluorapatite

Formula: 
Ca2Ca3(PO4)3F
Strunz: 
8.BN.05
Hardness: 
5.0

Hydroxylapatite

Formula: 
Ca5(PO4)3(OH)
Strunz: 
8.BN.05
Hardness: 
5.0
Crystal System: 
Hexagonal
Hardness: 
5

Magnetite

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