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Quartz With Dolomite

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PCZ220657

Quartz With Dolomite

Description Tabs

Description
Locality: 
Lonsdale Mine, Frizington, Cumbria, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 4 × 3 cm
Description

Double-terminated quartz crystals up to 1.8 cm across, with dolomite and a little specularite on hematite matrix.

Mineral Data
What's on the rock

Quartz

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

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White
Peter Crozier Minerals