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Hydrokenoralstonite Zincowoodwardite

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JYJ884852

Hydrokenoralstonite Zincowoodwardite

Description Tabs

Description
Locality: 
Uranus Mine, Kleinrückerswalde, Annaberg-Buchholz, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.9 × 0.7 × 0.3 cm
Description

Colourless globular hydrokenoralstonite with blue zincowoodwardite  from the famous Uranus mine, Saxony, Germany

XRD & SEM-EDS no 539

Mineral Data
What's on the rock

Hydrokenoralstonite

Formula: 
NaMg[Al(F,OH)6]·H2O
Group Parent: 
Pyrochlore Supergroup
Strunz: 
3/C.03-60
Crystal System: 
Isometric
Hardness: 
4.5
Colour: 
Colourless, white
Streak: 
White
Type Locality: 
Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Fjord, Sermersooq, Greenland

Zincowoodwardite

Formula: 
Zn1-xAlx(OH)2[SO4]x/2·nH2O
Strunz: 
7.DD.35
Hardness: 
1.0
Type Locality: 
Christiana Mine, Kamariza Mines (Kamareza Mines), Agios Konstantinos [St Constantine] (Kamariza), Lavrion District Mines, Lavrion District (Laurion; Laurium), Attikí Prefecture (Attica; Attika), Greece