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Cleiophane Galena & Quartz

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PFK645971

Cleiophane Galena & Quartz

Description Tabs

Description
Locality: 
Madan, Smolyan Oblast, Bulgaria
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
13 × 8.4 × 5 cm
Description

Translucent crystals of sphalerite var. cleophane on contrasting whitish quartz crystals and galena.

Mineral Data
What's on the rock

Cleiophane

Variety Of: 

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Hardness: 
3.5 - 4.0
Formula: 
ZnS
Hardness: 
0.0
Type Locality: 
Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

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

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