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Ivanyukite-K & Sazykinaite-(Y)

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Ivanyukite-K & Sazykinaite-(Y)

Classic Locality

Description Tabs

Description
Locality: 
Koashva Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.3 × 2.1 cm
Description

rich specimen with many yellowish or colourless cubic tiny crystals of ivanyukite-(k) with associate some good light brown rhombohedric crystals of sazykinaite-(Y) on matrix from the type locality for the two species

Mineral Data
What's on the rock

Ivanyukite-K

Formula: 
K2Ti4(SiO4)3(OH)2O2·9H2O
Hardness: 
4.0 - 0.0
Colour: 
Pale blue
Streak: 
White
Type Locality: 
Koashva quarry, Koashva Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

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...

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