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Keldyshite & Parakeldyshite

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SYA957575

Keldyshite & Parakeldyshite

Description Tabs

Description
Locality: 
Bratthagen Quarries, Lågendalen, Hedrum, Larvik, Vestfold og Telemark, Norway
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.2 × 0.8 cm
Description

Chalky white crystalline keldyshite and parakeldyshite with black aegirine.

Mineral Data
What's on the rock

Keldyshite

Formula: 
(Na,H)2ZrSi2O7
Strunz: 
9.BC.10
Hardness: 
3.5 - 4.5
Colour: 
White
Type Locality: 
Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Parakeldyshite

Formula: 
Na2ZrSi2O7
Strunz: 
9.BC.10
Hardness: 
5.5 - 6.0
Type Locality: 
Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Seller Information

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