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Mosandrite & Aegirine

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SHS118269

Mosandrite & Aegirine

Description Tabs

Description
Locality: 
Norra Kärr, Gränna, Jönköping County, Sweden
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 1.2 × 1.3 cm
Description

Mosandrite and aegirine in matrix

Mineral Data
What's on the rock

Mosandrite

Formula: 
(◻,Ca,Na)3(Ca,REE)4Ti(Si2O7)2[H2O,OH,F]4·H2O
Strunz: 
9.BE.20
Hardness: 
4.0
Type Locality: 
Låven (Skådön; Lamö; Lamanskjaer), Langesundsfjorden, Larvik, Vestfold, Norway

Aegirine

Formula: 
NaFe3+Si2O6
Group Parent: 
Clinopyroxene Subgroup
Strunz: 
9.DA.25
Crystal System: 
Monoclinic
Hardness: 
6.0
Type Locality: 
Rundemyr, Øvre Eiker, Buskerud, Norway