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Apatite

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Watches:
MCH114186

Apatite

ex Dr. Harry von Eckermann Collection

Description Tabs

Description
Locality: 
Valberg Quarry, Kragerø, Vestfold og Telemark, Norway
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 4 × 4 cm
Largest Crystal: 
3.00cm
Description

Rock consisting of numerous apatite crystal fragments with one larger, incomplete apatite crystal; the specimen is from the collection of the famous Swedish mineralogist Harry von Eckermann († 1969, the mineral Eckermannite is named after him) and is followed by an original label bonded in a cardboard box. The specimen even has an additional old label glued on it from another, older collection.

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

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