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Orthoclase Smoky Quartz & Mica

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PCZ123794

Orthoclase Smoky Quartz & Mica

Description Tabs

Description
Locality: 
Diamond Rocks, Mourne Mountains, County Down, Northern Ireland, United Kingdom
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 2.5 cm
Largest Crystal: 
1.10cm
Description

A lovely specimen with sharp crystals. One feldspar crystal is long and slender which is not typical for the location and stands proud of the matrix.

Mineral Data
What's on the rock

Orthoclase

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Hardness: 
6.0
Streak: 
White

Smoky Quartz

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0

Mica

Group Parent: 
Mica Group
Peter Crozier Minerals