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Sazykinaite-(Y) Catapleiite & Rhabdophane-(Ce)

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CLB134386

Sazykinaite-(Y) Catapleiite & Rhabdophane-(Ce)

Rare Mineral

Description Tabs

Description
Locality: 
Koashva Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 3.5 × 3.5 cm
Description

Pale brown crystals of sazykinaite-(y) - type locality - with white, acicular rhabdophane (ce) crystals, colorless, platy catapleiite crystals and possibly vinogradovite on green-black aegirine. Lomonosovite too?

Mineral Data
What's on the rock

Sazykinaite-(Y)

Formula: 
Na5YZr[SiO3]6·6H2O
Strunz: 
9.DM.10
Hardness: 
5.0
Streak: 
White
Type Locality: 
Koashva quarry, Koashva Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Catapleiite

Formula: 
Na2Zr(Si3O9)·2H2O
Strunz: 
9.CA.15
Crystal System: 
Hexagonal
Hardness: 
5.5 - 6.0
Type Locality: 
Låven (Skådön; Lamö; Lamanskjaer), Langesundsfjorden, Larvik, Vestfold, Norway

Rhabdophane-(Ce)

Formula: 
(Ce,La)(PO4)·H2O
Strunz: 
8.CJ.45
Crystal System: 
Hexagonal
Hardness: 
3.5
Type Locality: 
Fowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath, St Austell District, Cornwall, England, UK

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