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Gibbsite & Alumino Adamite

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SHS210176

Gibbsite & Alumino Adamite

Description Tabs

Description
Locality: 
Serpieri Mine, Kamariza, Agios Konstantinos, Lavrion District, Attiki Prefecture, Greece
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.3 × 2.2 cm
Description

 Nice gibbsite and alumino adamite on matrix

Mineral Data
What's on the rock

Gibbsite

Formula: 
Al(OH)3
Strunz: 
4.FE.10
Hardness: 
2.5 - 3.0
Streak: 
White
Type Locality: 
Richmond, Berkshire Co., Massachusetts, USA

Alumino Adamite

Variety Of: 

Adamite

Formula: 
Zn2(AsO4)(OH)
Strunz: 
8.BB.30
Hardness: 
3.5
Formula: 
(Zn,Al)2AsO4(OH)
Hardness: 
0.0