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Benyacarite & Phosphosiderite

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SKY535502

Benyacarite & Phosphosiderite

Type Locality

Description Tabs

Description
Locality: 
Sítio do Castelo Mine, Folgosinho, Gouveia, Guarda District, Portugal
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.5 × 1 cm
Description

Almost colorless quadratic crystals of the rare mineral benyacarite associated to pale brown phosphosiderite from the famous Folgosinho mine in Portugal. Benyacarite has only been found in a few localities worldwide.

Mineral Data
What's on the rock

Benyacarite

Formula: 
(H2O,K)2(Mn2+,Fe2+)2(Fe3+,Ti)2Ti(PO4)4(O,F)2·14H2O
Strunz: 
8.DH.35
Crystal System: 
Orthorhombic
Hardness: 
2.5 - 3.0
Type Locality: 
El Criollo Mine, Cerro Blanco pegmatite district, Tanti, Punilla Department, Córdoba, Argentina

Phosphosiderite

Formula: 
FePO4·2H2O
Strunz: 
8.CD.05
Hardness: 
3.5 - 4.0
Type Locality: 
Kalterborn Mine, Eiserfeld, Siegerland, North Rhine-Westphalia, Germany

Seller Information

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