Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Boulangerite Sphalerite & Quartz

Views:
Watches:
CLB551064

Boulangerite Sphalerite & Quartz

Classic Locality

Description Tabs

Description
Locality: 
Paglio Pignolino Mine, Dossena, Bergamo Province, Lombardy, Italy
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 2.8 × 1.9 cm
Description

Acicular black boulangerite (previously misidentified as freieslebenite) on dark brown, glossy sphalerite with colorless needle quartz.

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

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

Seller Information

Payment options: offline, paypal_wpp, paypal_wps