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Quartz With Astrophyllite Inclusions

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PCZ762821

Quartz With Astrophyllite Inclusions

Description Tabs

Description
Locality: 
Zagi Mountain, Federally Administered Tribal Areas, Pakistan
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.3 × 3 cm
Description

A granite matrix with prismatic quartz partially coloured brown by the inclusion of threads of astrophyllite. Nice display specimen.

 

Condition
General: 
Very Good - Locality Specimen
Mineral Data
What's on the rock

Quartz

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

Astrophyllite

Formula: 
(K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7
Strunz: 
9.DC.05
Crystal System: 
Triclinic
Hardness: 
3.0
Streak: 
Golden
Type Locality: 
Låven (Skådön; Lamö; Lamanskjaer), Langesundsfjorden, Larvik, Vestfold, Norway
Peter Crozier Minerals