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Smoky Quartz Aegirine Niobophyllite & Feldspar

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KAT569119

Smoky Quartz Aegirine Niobophyllite & Feldspar

Description Tabs

Description
Locality: 
Mount Malosa, Zomba, Southern Region, Malawi
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.8 × 7 × 2.8 cm
Description

a combination of well crystallized, translucent smoky quartz with black/greenish aegirine, white feldspar and brownish niobophyllite

Mineral Data
What's on the rock

Smoky Quartz

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0

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

Niobophyllite

Formula: 
(K,Na)3(Fe,Mn)6(Nb,Ti)2Si8(O,OH,F)31
Strunz: 
9.DC.05
Hardness: 
3.0 - 4.0
Type Locality: 
Mann 2 (Ten Mile Lake), Seal Lake alkaline complex (Letitia Lake), Labrador, Newfoundland and Labrador, Canada

Feldspar

Group Parent: 
Feldspar Group

Seller Information

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