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Zanazziite & Polylithionite

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CR35533

Zanazziite & Polylithionite

Rare Mineral

Description Tabs

Description
Locality: 
Santa Maria Claim, Jenipapo District, Itinga, Minas Gerais, Brazil
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 3.7 × 3 cm
Description

Very rich specimen of pale brown, pseudocubic crystals of zanazziite with yellowish polylithionite crystals on a gemmy quartz crystal.

Rare !

Mineral Data
What's on the rock

Zanazziite

Formula: 
Ca2Mg5Be4(PO4)6(OH)4·6H2O
Strunz: 
8.DA.10
Crystal System: 
Monoclinic
Hardness: 
5.0
Streak: 
White
Type Locality: 
Ilha claim, Taquaral, Itinga, Jequitinhonha valley, Minas Gerais, Brazil

Polylithionite

Formula: 
KLi2Al(Si4O10)(F,OH)2
Strunz: 
9.EC.20
Hardness: 
2.0 - 3.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland