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Atencioite & Eosphorite

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SER932506

Description Tabs

Description
Locality: 
Poço d'Antas Claim, Piauí Valley, Itinga, Minas Gerais, Brazil
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.2 × 6.2 × 4.1 cm
Largest Crystal: 
1.60cm
Description

a well displaying specimen featuring hundreds tiny green atencioite crystals and several groups of large brown eosphorite crystals

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
Not Sold