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Aegirine Smoky Quartz & Xenotime-(Y)

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CR747909

Aegirine Smoky Quartz & Xenotime-(Y)

Description Tabs

Description
Locality: 
Mount Malosa, Zomba, Southern Region, Malawi
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
10.5 × 6 × 4.5 cm
Description

Beautiful cluster of high lustous, black aegirine crystals with gemmy smoky quartz crytals and tiny xenotime-Y crystals.

Very attractive old specimen.

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

Smoky Quartz

Variety Of: 

Quartz

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

Xenotime-(Y)

Formula: 
Y(PO4)
Strunz: 
8.AD.35
Crystal System: 
Tetragonal
Hardness: 
4.0 - 5.0
Type Locality: 
Hidra (Hitterø), Flekkefjord, Vest-Agder, Norway