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Paralaurionite & Heliophyllite

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ESM605612

Paralaurionite & Heliophyllite

Description Tabs

Description
Locality: 
Lavrion District Mines, Attiki Prefecture, Greece
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2.8 × 3.5 × 3 cm
Description

Gemmy colorless paralaurionite crystals with beige coloured spheres of heliophyllite

Mineral Data
What's on the rock

Paralaurionite

Formula: 
PbCl(OH)
Strunz: 
3.DC.05
Hardness: 
3.0
Type Locality: 
Lavrion District slag localities, Lavrion District (Laurion; Laurium), Attikí Prefecture (Attica; Attika), Greece

Heliophyllite

Formula: 
Pb6As2O7Cl4
Strunz: 
3/D.10-110
Crystal System: 
Orthorhombic
Hardness: 
2
Type Locality: 
Långban, Filipstad, Värmland, Sweden
Dimorph Of: 

Ecdemite

Formula: 
Pb6Cl4(As2O7)
Strunz: 
3.DC.65
Hardness: 
2.5 - 3.0