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Jeanbandyite Wickmanite & Stannite

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BCK601960

Jeanbandyite Wickmanite & Stannite

Type Locality

Description Tabs

Description
Locality: 
Siglo Veinte Mine, Llallagua, Rafael Bustillo, Potosi Department, Bolivia
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.8 × 0.7 × 0.6 cm
Description

You are bidding on a small samole of stannite with numerous tiny wickmanite crystals with epitaxial jeanbandyite from the type locality. Specimen was purchased from Mark Bandy by Fred DeVito and was in his collection. Rich!

Mineral Data
What's on the rock

Jeanbandyite

Formula: 
(Fe2+,Mn2+)[Sn4+(OH)6]
Strunz: 
4.FC.15
Crystal System: 
Tetragonal
Hardness: 
3.5
Type Locality: 
Siglo Veinte Mine (Siglo XX Mine; Llallagua Mine; Catavi), Llallagua, Rafael Bustillo Province (Bustillos Province), Potosí Department, Bolivia

Wickmanite

Formula: 
Mn2+[Sn(OH)6]
Strunz: 
4.FC.10
Hardness: 
4.0 - 4.5
Type Locality: 
Långban, Filipstad, Värmland, Sweden

Stannite

Formula: 
Cu2(Fe,Zn)SnS4
Strunz: 
2.CB.15a
Crystal System: 
Tetragonal
Hardness: 
4.0
Streak: 
Black
Type Locality: 
West Wheal Kitty (Wheal Rock), West Wheal Kitty group, St Agnes, St Agnes District, Cornwall, England, UK

Seller Information

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