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Nenadkevichite Sazhinite & Tuperssuatsiaite

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SYM1071097

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Description
Locality: 
Aris Quarry, Windhoek Rural, Khomas Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2 × 3 cm
Description

Blocky clear to white nenadkevichite crystals on sazhinite with brown sprays of tuperssuatsiaite

Mineral Data
What's on the rock

Nenadkevichite

Formula: 
(Na,◻)8Nb4(Si4O12)2(O,OH)4·
Strunz: 
9.CE.30a
Hardness: 
5.0
Type Locality: 
Natrolite Stock (Pegmatite No. 61), Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Sazhinite

Synonym Of: 

Sazhinite-(Ce)

Formula: 
Na3Ce[Si6O15]·6H2O
Strunz: 
9.EA.30
Hardness: 
2.5

Sazhinite-(La)

Formula: 
Na3La[Si6O15]·2H2O
Strunz: 
9.EA.30
Hardness: 
3.0

Tuperssuatsiaite

Formula: 
Na2Fe3Si8O20(OH)2·4H2O
Strunz: 
9.EE.20
Hardness: 
0.0
Type Locality: 
Tuperssuatsiat Bay, Tunulliarfik Fjord (Tunugdliarfik), Ilímaussaq complex, Narsaq, Kujalleq, Greenland

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$15
Rest of World
$20
Canada
$15

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