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Arisite-(Ce) Aegirine & Tuperssuatsiaite

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MEX510269

Arisite-(Ce) Aegirine & Tuperssuatsiaite

ex Ralf Wartha, Windhoek stock
Type Locality

Description Tabs

Description
Locality: 
Aris Quarry, Windhoek Rural, Khomas Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.6 × 2.8 × 1.9 cm
Description

This specimen shows one group of arisite ce together black needles of aegirine and very nice tuperssuatsiaite crystals sprays.

Mineral Data
What's on the rock

Arisite-(Ce)

Formula: 
NaCe2(CO3)3-xF2x+1
Strunz: 
5.BD.18
Hardness: 
0.0
Type Locality: 
Aris Quarries (Ariskop Quarry; Railway Quarry), Aris, Windhoek District, Khomas Region, Namibia

Aegirine

Formula: 
NaFe3+Si2O6
Group Parent: 
Clinopyroxene Subgroup
Strunz: 
9.DA.25
Crystal System: 
Monoclinic
Hardness: 
6.0
Type Locality: 
Rundemyr, Øvre Eiker, Buskerud, Norway

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