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Terskite Eudialyte

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PDM895253

Terskite Eudialyte

Description Tabs

Description
Locality: 
Umbozero Mine, Alluaiv Mountain, Lovozero, Murmansk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 2.5 × 1.6 cm
Description

White masses of terskite surrounding dark red altered crystals of eudialyte. The matrix is formed mainly by green fibrous aegirine.

Ex Francis Hubert #11606.

Combine specimens to reduce shipping costs!.

Mineral Data
What's on the rock

Terskite

Formula: 
Na4ZrSi6O16·2H2O
Strunz: 
9.DM.40
Hardness: 
5.0
Type Locality: 
Alluaiv Mt, 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

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