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Cyrilovite Leucophosphite & Laueite

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SER104557

Cyrilovite Leucophosphite & Laueite

Description Tabs

Description
Locality: 
Eduardo Claim, Conselheiro Pena, Minas Gerais, Brazil
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 6.2 × 4.2 cm
Largest Crystal: 
0.05cm
Description

some vugs in a phosphatic rock containing lustrous yellow cyrilovite crystals, red magenta leucophosphite and orange prisms of laueite

Mineral Data
What's on the rock

Cyrilovite

Formula: 
NaFe3+3(PO4)2(OH)4·2H2O
Strunz: 
8.DL.10
Crystal System: 
Tetragonal
Hardness: 
4.0
Streak: 
Yellow
Type Locality: 
Cyrilov phosphate pegmatite (Cyrillhof), Velké Meziříčí, Vysočina Region, Moravia (Mähren; Maehren), Czech Republic

Leucophosphite

Formula: 
KFe3+2(PO4)2(OH)·2H2O
Strunz: 
8.DH.10
Hardness: 
3.5
Streak: 
White
Type Locality: 
Ninghanboun Hills serpentinite, Weelhamby Lake, Perenjori Shire, Western Australia, Australia

Laueite

Formula: 
Mn2+Fe3+2(PO4)2(OH)2·8H2O
Strunz: 
8.DC.30
Hardness: 
3.0
Streak: 
White
Type Locality: 
Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Hagendorf, Waidhaus, Upper Palatinate, Bavaria, Germany