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Barytolamprophyllite & Aegirine

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ESM222199

Barytolamprophyllite & Aegirine

Description Tabs

Description
Locality: 
Rasvumchorr Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1.4 × 1.3 cm
Description

Yellow-brown barytopamprophyllite with black aegirine crystals

Mineral Data
What's on the rock

Barytolamprophyllite

Formula: 
(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
Strunz: 
9.BE.25
Crystal System: 
Monoclinic
Hardness: 
2.0 - 3.0
Type Locality: 
Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

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
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