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Matioliite & Crandallite

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SER185978

Matioliite & Crandallite

Type Locality

Description Tabs

Description
Locality: 
Gentil Claim, Mendes Pimentel, Minas Gerais, Brazil
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 2.8 × 2.5 cm
Description

Micro light blue matioliite crystals on a Group of orange crandallite crystals

Mineral Data
What's on the rock

Matioliite

Formula: 
NaMgAl5(PO4)4(OH)6·2H2O
Strunz: 
8.DK.15
Hardness: 
5.0
Streak: 
White
Type Locality: 
Gentil claim, Mendes Pimentel, 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