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Meurigite-K & Cyrilovite

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SER162351

Meurigite-K & Cyrilovite

Description Tabs

Description
Locality: 
Eduardo Claim, Conselheiro Pena, Minas Gerais, Brazil
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 2.8 × 1.8 cm
Description

Some vugs full of white-cream tufts of meurigite-K and yellow tetragonal cyrilovite crystals

Mineral Data
What's on the rock

Meurigite-K

Formula: 
KFe3+8(PO4)6(OH)7·6.5H2O
Strunz: 
8.DJ.20
Crystal System: 
Monoclinic
Hardness: 
3.0
Streak: 
White
Type Locality: 
Chino Mine (Santa Rita Pit; Santa Rita Mine), Santa Rita, Santa Rita District, Grant Co., New Mexico, USA

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