Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Dufrénite With Cyrilovite

Views:
Watches:
JYJ57105

Dufrénite With Cyrilovite

Description Tabs

Description
Locality: 
Sandamap Pegmatite, Sandamap North Farm 115, Dâures, Erongo Region, Namibia
Size Range: 
Thumbnail (1-3cm)
Size: 
0.8 × 1.4 × 1.2 cm
Description

Nice compilation of different phosphates. Greenish dufrenite with mitridatite and cyrilovite.

Mineral Data
What's on the rock

Dufrénite

Formula: 
Ca0.5Fe2+Fe3+5(PO4)4(OH)6·2H2O
Strunz: 
8.DK.15
Hardness: 
3.5 - 4.5
Streak: 
Green
Type Locality: 
Anglar, Haute-Vienne, Limousin, France

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