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Aegirine With Quartz & Feldspar

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BMM716554

Aegirine With Quartz & Feldspar

Description Tabs

Description
Locality: 
Mount Malosa, Zomba, Southern Region, Malawi
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.9 × 3.7 × 2.5 cm
Description

Three well terminated aegirine crystals with very well-defined faces and edges on a small feldspar matrix. The crystals are covered with small translucent quartz crystals. Very aesthetic piece, good gloss and perfect construction. The main crystal measures a considerable 8 cm!

Mineral Data
What's on the rock

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Feldspar

Group Parent: 
Feldspar Group