Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Orthoclase Smoky Quartz & Mica

Views:
Watches:
PCZ771647

Orthoclase Smoky Quartz & Mica

Description Tabs

Description
Locality: 
Slieve Binnian, Mourne Mountains, County Down, Northern Ireland, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
10.5 × 7 × 5 cm
Description

A nice specimen with almost black smoky quartz crystals. Very good quality from the locality.

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
Item Toolbox