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Whiteite-(CaMnMg) & Zanazziite

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SER752818

Whiteite-(CaMnMg) & Zanazziite

Description Tabs

Description
Locality: 
Jenipapo District, Itinga, Minas Gerais, Brazil
Class: 
Crystal Group/Cluster
Size Range: 
Cabinet (10-18 cm)
Size: 
12 × 5.5 × 4.1 cm
Description

two quartz crystals hosts some orange pink whiteite-(CaMnMg) crystals and several yellow brown tufts of zanazziite ; this whiteite was originaly analysed by Danial Atencio then by Pietro Vignola and features the best crystals of this rare specie

Mineral Data
What's on the rock

Whiteite-(CaMnMg)

Formula: 
{Ca}{Mn2+}{Mg2}{Al2}(PO4)4(OH)2·8H2O
Strunz: 
8.DH.15
Hardness: 
3.5
Type Locality: 
Tip Top Mine (Tip Top pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA

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
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