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Thorikosite & Heliophyllite & Fluorite

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SHS1090982

Thorikosite & Heliophyllite & Fluorite

Description Tabs

Description
Locality: 
Passa Limani Cove, Lavrion District, Attica, Greece
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.5 × 1.1 cm
Description

Thorikosite aud heliophyllite and fluorite

Mineral Data
What's on the rock

Thorikosite

Formula: 
Pb3Cl2(OH)(SbO3,AsO3)
Strunz: 
3.DC.40
Hardness: 
3.0
Type Locality: 
Thorikos Bay slag locality, Thorikos area, 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

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Crystal System: 
Isometric
Hardness: 
4.0
Streak: 
White
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic