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Nealite & Phosgenite

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CR767831

Nealite & Phosgenite

Rare Mineral

Description Tabs

Description
Locality: 
Vrissaki, Lavrion District, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.6 × 2.4 × 1.6 cm
Description

Very beautiful, orange nealite microcrystals in vugs of the antique slag from the type locality.

Very good and rich specimen of this rare mineral.

With beautiful phosgenite crystals.

Mineral Data
What's on the rock

Nealite

Formula: 
Pb4Fe2+(As3+O3)2Cl4·2H2O
Strunz: 
4.JD.05
Hardness: 
4.0
Type Locality: 
Lavrion District slag localities, Lavrion District (Laurion; Laurium), Attikí Prefecture (Attica; Attika), Greece

Phosgenite

Formula: 
Pb2CO3Cl2
Strunz: 
5.BE.20
Hardness: 
2.0 - 3.0
Streak: 
White
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