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Amblygonite Souzalite & Crandallite

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SER165502

Amblygonite Souzalite & Crandallite

Description Tabs

Description
Locality: 
Gentil Claim, Mendes Pimentel, Minas Gerais, Brazil
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2 × 2.5 cm
Description

A large, light yellow amblygonite crystal covered by green tufts of souzalite and some orange pseudocubic crandallite crystals on albite

Mineral Data
What's on the rock

Amblygonite

Formula: 
LiAl(PO4)F
Strunz: 
8.BB.05
Crystal System: 
Triclinic
Hardness: 
5.5 - 6.0
Streak: 
white
Type Locality: 
Chursdorf, Penig, Chemnitz, Saxony, Germany

Souzalite

Formula: 
(Mg,Fe2+)3(Al,Fe3+)4(PO4)4(OH)6·2H2O
Strunz: 
8.DC.45
Hardness: 
5.5 - 6.0
Type Locality: 
Córrego Frio mine, Linópolis, Divino das Laranjeiras, Doce valley, Minas Gerais, Brazil

Crandallite

Formula: 
CaAl3(PO4)2(OH)5·H2O
Strunz: 
8.BL.10
Crystal System: 
Trigonal
Hardness: 
5.0
Streak: 
White
Type Locality: 
Brooklyn Mine, Silver City, Tintic District, East Tintic Mts, Juab Co., Utah, USA