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Hydroxylapatite & Quartz

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KAT851279

Hydroxylapatite & Quartz

Classic Locality

Description Tabs

Description
Locality: 
Snarum, Modum, Viken, Norway
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.1 × 7 × 3.1 cm
Description

well crystallized whitish/greyish, lustrous hydroxylapatite, combined with colorless small albite and quartz on highly weathered hornblende

Mineral Data
What's on the rock

Hydroxylapatite

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

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