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Sphalerite In Quartz

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Sphalerite In Quartz

Collected from dumps by seller in 2003

Description Tabs

Description
Locality: 
Glendalough Mine, Glendalough, County Wicklow, Irish Republic (Eire)
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 5.7 × 3 cm
Description

Small amber coloured sphalerite crystals to 2 mm are abundant on the surface of the massive white quartz matrix. This old lead mine is situated at the head of a beautiful glacial valley in the Wicklow Mtns.

Specimens exhibiting good crystals from here are difficult to obtain.

Mineral Data
What's on the rock

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Quartz

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