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Cyrilovite & Strengite

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CR808887

Cyrilovite & Strengite

Rare Mineral

Description Tabs

Description
Locality: 
Hagendorf South Pegmatite, Bavaria, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.2 × 3 × 2 cm
Description

Beautiful intense yellow microcrystals of cyrilovite with pink strengite and minor beraunite very rich on rockbridgeite matrix.

Very good specimen - collected 1977

Mineral Data
What's on the rock

Cyrilovite

Formula: 
NaFe3+3(PO4)2(OH)4·2H2O
Strunz: 
8.DL.10
Crystal System: 
Tetragonal
Hardness: 
4.0
Streak: 
Yellow
Type Locality: 
Cyrilov phosphate pegmatite (Cyrillhof), Velké Meziříčí, Vysočina Region, Moravia (Mähren; Maehren), Czech Republic

Strengite

Formula: 
FePO4·2H2O
Strunz: 
8.CD.10
Hardness: 
3.5 - 4.0
Streak: 
white
Type Locality: 
Eleonore Mine, Rodheim-Bieber, Wetzlar, Hesse, Germany