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Villiaumite & Lomonosovite

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SMM741258

Villiaumite & Lomonosovite

Description Tabs

Description
Locality: 
Khibiny Massif, Murmansk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4 × 2 cm
Description

Flatt brown crystals of lomonosovite belong red cubic crystals of villiaumite. Very good.

Boxed with Label
Mineral Data
What's on the rock

Villiaumite

Formula: 
NaF
Strunz: 
3.AA.20
Crystal System: 
Isometric
Hardness: 
2.0 - 2.5
Streak: 
White
Type Locality: 
Rouma Island (Roume Island; Roma Island; Ruma Island), Los Archipelago (Los Islands), Guinea

Lomonosovite

Formula: 
Na5Ti2(Si2O7)(PO4)O2
Strunz: 
9.BE.32
Hardness: 
3.0 - 4.0
Type Locality: 
Pegmatite No. 65, Chinglusuai River Valley, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

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