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Boulangerite In Quartz

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JYJ710009

Boulangerite In Quartz

With Antique Label

Description Tabs

Description
Locality: 
Nasafjäll Mine, Arjeplog, Norrbotten County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.6 × 5.2 × 2 cm
Description

An interesting specimen hosting thick and parallel boulangerite on quartz. 

Comes with an old label, which is depictured in the label section. 

Mineral Data
What's on the rock

Boulangerite

Formula: 
Pb5Sb4S11
Strunz: 
2.HC.15
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Colour: 
Lead grey
Streak: 
Brownish
Type Locality: 
Molières, Gard, Languedoc-Roussillon, France

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White
Labels
Label Images - only: Boulangerite In Quartz