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Santafeite & Volborthite

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UGO627175

Santafeite & Volborthite

Rare Mineral

Description Tabs

Description
Locality: 
Molinello Mine, Ne, Graveglia Valley, Genova Province, Liguria, Italy
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
0.5 × 1.5 × 1 cm
Description

radiated santafeite whith green volborthite

Mineral Data
What's on the rock

Santafeite

Formula: 
(Na,Ca,Sr)12(Mn2+,Fe3+,Al,Mg)8Mn4+8(VO4)16(OH,O)20·8H2O
Strunz: 
8.DM.40
Hardness: 
0.0
Colour: 
Black
Streak: 
Brown
Type Locality: 
Unnamed mine, Grants District, McKinley Co., New Mexico, USA

Volborthite

Formula: 
Cu3(V2O7)(OH)2·2H2O
Strunz: 
8.FD.05
Hardness: 
3.5
Type Locality: 
Sofronovskii Cu Mine, Yugovskii Zavod, Perm', Permskaya Oblast', Middle Urals, Urals Region, Russia...

Seller Information

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for payment only paypal

We accept payment in euro

the item not paid within 30 days will be put on auction