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Gjerdingenite-Fe

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HEF849621

Gjerdingenite-Fe

Description Tabs

Description
Locality: 
Gjerdingselva, Nordmarka, Lunner, Viken, Norway
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.4 × 0.5 cm
Description

Light yellow-brown crystal of gjerdingenite-Fe on matrix

Mineral Data
What's on the rock

Gjerdingenite-Fe

Formula: 
K2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4·6H2O
Strunz: 
9.CE.30c
Hardness: 
0.0
Type Locality: 
Gjerdingselva (Gjerdingen), Nordmarka, Lunner, Oppland, Norway

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