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Hilarionite & Fibroferrite

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AST1084306

Hilarionite & Fibroferrite

Classic Locality

Description Tabs

Description
Locality: 
Kamariza Mines, Agios Konstantinos, Lavrion District, Attica, Greece
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 4.3 × 2.5 cm
Description

Pale greenish yellow hilarionite crystal aggregates with minor beige fibroferrite, nicely displaying on matrix surface.

Mineral Data
What's on the rock

Hilarionite

Formula: 
Fe3+2(SO4)(AsO4)(OH)·6H2O
Hardness: 
2.0 - 0.0
Type Locality: 
Hilarion Mine (Hilarion adit; Hilarion Mine No. 50), Hilarion area, Kamariza Mines (Kamareza Mines), Agios Konstantinos [St Constantine] (Kamariza), Lavrion District Mines, Lavrion District (Laurion; Laurium), Attikí Prefecture (Attica; Attika), Greece

Fibroferrite

Formula: 
Fe3+(SO4)(OH)·5H2O
Strunz: 
7.DC.15
Hardness: 
2.0 - 2.5
Type Locality: 
Tierra Amarilla, Copiapó Province, Atacama Region, Chile

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