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Villiaumite & Lomonosovite

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DPH103052

Villiaumite & Lomonosovite

Description Tabs

Description
Locality: 
Koashva Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 4 × 3 cm
Description

A colourful specimen with villiaumite and lomonosovite grown in pectolite.

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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