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Atencioite & Eosphorite

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SER680217

Atencioite & Eosphorite

Description Tabs

Description
Locality: 
Poço d'Antas Claim, Piauí Valley, Itinga, Minas Gerais, Brazil
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3.6 × 3.1 cm
Description

Rich specimen featuring hundreds apple green atencioite crystals on albite and brown eosphorite

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

Eosphorite

Formula: 
(Mn2+,Fe2+)Al(PO4)(OH)2·H2O
Strunz: 
8.DD.20
Crystal System: 
Orthorhombic
Hardness: 
5.0
Streak: 
White
Type Locality: 
Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield Co., Connecticut, USA