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Ferrihydrite & Jarosite

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SHS170672

Ferrihydrite & Jarosite

Description Tabs

Description
Locality: 
Lautenthal, Goslar, Lower Saxony, Germany
Size Range: 
Micromount (under 1cm)
Size: 
0.6 × 0.8 × 0.3 cm
Description

Nice ferrihydrite and jarosite crystals on matrix

Mineral Data
What's on the rock

Ferrihydrite

Formula: 
Fe3+10O14(OH)2
Strunz: 
4.FE.35
Hardness: 
0.0
Type Locality: 
Belousovskii Mine, Altai Mts (Rudnyi Altai), Eastern Kazakhstan Province (Shyghys Qazaqstan Oblysy; Vostochno-Kazakhstanskaya Oblast'), Kazakhstan...

Jarosite

Formula: 
KFe3+ 3(SO4)2(OH)6
Strunz: 
7.BC.10
Crystal System: 
Trigonal - Pyramidal Class
Hardness: 
2.5 - 3.5
Type Locality: 
Jaroso Ravine, Sierra Almagrera, Cuevas del Almanzora (Cuevas de Vera), Almería, Andalusia, Spain