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Natrodufrénite & Wavellite

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CHP1077887

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Description
Locality: 
Fragas da Carvalhosa Mine, Felgar, Torre de Moncorvo, Bragança District, Portugal
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 1.9 × 0.7 cm
Description

specimen with many very nice crystalline aggregate of green natrodufrenite with associate colourless crystals of wavellite on matrix.

c. 9121

Mineral Data
What's on the rock

Natrodufrénite

Formula: 
NaFe2+Fe3+5(PO4)4(OH)6·2H2O
Strunz: 
8.DK.15
Hardness: 
3.5 - 4.5
Type Locality: 
Pluherlin Castle, Rochefort-en-Terre, Morbihan, Brittany, France

Wavellite

Formula: 
Al3(PO4)2(OH,F)3·5H2O
Strunz: 
8.DC.50
Hardness: 
3.5 - 4.0
Streak: 
White.
Type Locality: 
High Down Quarry, Filleigh, North Devon, Devon, England, UK

Current price

Starting price

25
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Start 27 Oct 18:00
End
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Shipping Information

Postage Area Price
Italy
10
Europe
12
World
14

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Payment options: offline, paypal_wpp, paypal_wps

Bid History

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