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Morinite & Gayite

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CHA637944

Morinite & Gayite

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Description
Locality: 
Assunção Mine, Aldeia Nova, Sátão, Viseu District, Portugal
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.5 × 0.9 cm
Description

specimen with nice colourless crystals of morinite with associate yellow-green crystals of gayite on matrix

Mineral Data
What's on the rock

Morinite

Formula: 
NaCa2Al2(PO4)2(OH)F4·2H2O
Strunz: 
8.DM.05
Hardness: 
4.0 - 4.5
Streak: 
White
Type Locality: 
Montebras Mines, Montebras, Soumans, Creuse, Limousin, France

Gayite

Formula: 
NaMn2+Fe3+5(PO4)4(OH)6·2H2O
Strunz: 
8.DK.15
Hardness: 
0.0
Type Locality: 
Gigante pegmatite, Punilla Department, Córdoba, Argentina

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