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Manganite & Goethite

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SLN190606

Manganite & Goethite

Description Tabs

Description
Locality: 
Tizi-n-Tichka, Ouarzazate Province, Drâa-Tafilalet Region, Morocco
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 6.1 × 5.6 cm
Description

Nice specimen from morocco with a myriad of acicular goethite crystals in nodule of crystallized manganite

Mineral Data
What's on the rock

Manganite

Formula: 
Mn3+O(OH)
Strunz: 
4.FD.15
Hardness: 
4.0
Type Locality: 
Manganese deposit, Ilfeld, Nordhausen, Harz, Thuringia, Germany

Goethite

Formula: 
α-Fe3+O(OH)
Strunz: 
4.00.
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 5.5
Type Locality: 
Hollertszug Mine (Hollerter Zug Mine), Dermbach, Herdorf, Siegerland, Rhineland-Palatinate, Germany

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