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Galena & Quartz

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Galena & Quartz

Description Tabs

Description
Locality: 
Madan, Smolyan Oblast, Bulgaria
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
7.5 × 17 × 13 cm
Description

Lustrous grey metallic galena crystals with small quartz crystals

Mineral Data
What's on the rock

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey

Quartz

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