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Hurlbutite & Apatite

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LKM939791

Hurlbutite & Apatite

ex. Dr. Konnunaho collection
Classic Locality

Description Tabs

Description
Locality: 
Eräjärvi Area, Orivesi, Pirkanmaa, Finland
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 5 × 2.5 cm
Weight: 
120.00gr
Description

Brown hurlbutite and blue apatite from 'classic' Eräjärvi, Viitaniemi pegmatite, Finland.

Mineral Data
What's on the rock

Hurlbutite

Formula: 
CaBe2(PO4)2
Strunz: 
8.AA.15
Crystal System: 
Orthorhombic
Hardness: 
6.0
Streak: 
White
Type Locality: 
Chandlers Mill Quarry, Newport, Sullivan Co., New Hampshire, USA

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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