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Lovozerite With Eudialyte Aegirine & Arfvedsonite

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LGM205031

Lovozerite With Eudialyte Aegirine & Arfvedsonite

ex Ring collection, Munich,Germany

Description Tabs

Description
Locality: 
Rasvumchorr Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Size Range: 
Miniature (4.5-7 cm)
Size: 
3.7 × 4.5 × 2.3 cm
Description

Light creamy crusts of lovozerite around red eudialyte in green fibrous aegirine. Accompanied by other minerals (arfvedsonite, aenigmatite, astrophyllite...) which need to be analysed.

Mineral Data
What's on the rock

Lovozerite

Formula: 
Na2Ca(Zr,Ti)(Si6O12)[(OH)4O2]·H2O
Strunz: 
9.CJ.15a
Crystal System: 
Monoclinic
Hardness: 
5.0
Type Locality: 
Upper El'maraiok River (Elemaraik), Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Eudialyte

Formula: 
Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
Strunz: 
9.CO.10
Hardness: 
5.0 - 6.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland

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

Arfvedsonite

Formula: 
[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
Strunz: 
9.DE.25
Hardness: 
5.0 - 6.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland

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