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Benyacarite

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SKY213764

Benyacarite

Rare Mineral

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 × 0.8 cm
Description

Small but sharp pale yellow platy crystals of the very rare mineral benyacarite, a complex phosphate, from this famous locality in Portugal. Very minor phosphosiderite is also present (orange crystals in the right side of the first photo)

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

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