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Atencioite & Childrenite

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SER512140

Atencioite & Childrenite

Rare Mineral

Description Tabs

Description
Locality: 
Poço d'Antas Claim, Piauí Valley, Itinga, Minas Gerais, Brazil
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 4.8 × 3.6 cm
Description

A cluster specimen completely crystalised with tiny, tetragonal crystals of atencioite (the best atencioite in the world) on and with brown elongated childrenite crystals; bought in Araçuai' on 2014

Mineral Data
What's on the rock

Atencioite

Formula: 
Ca2Fe2+3Mg2Be4(PO4)6(OH)4·6H2O
Strunz: 
8.DA.10
Hardness: 
0.0
Type Locality: 
Linópolis, Divino das Laranjeiras, Doce valley, Minas Gerais, Brazil

Childrenite

Formula: 
(Fe2+,Mn2+)Al(PO4)(OH)2·H2O
Strunz: 
8.DD.20
Hardness: 
5.0
Streak: 
White
Type Locality: 
Tavistock District, Devon, England, UK