Aegirine Crystal with Feldspar Crystals – VAR 043

Big aegirine crystal with feldspar crystals

Measurements:  131 x 27 x 24 mm

Description:  A large aegirine crystal with lovely, shiny facets and groups of feldspar crystals, with deposits of hematite and two small ( 3 and 6 mm long) (?)goethite crystals. 

There are a few pressure marks to the lower end and towards the middle. The termination has a very neat pressure mark, and two minute (damaged) quartz crystals there. Just below the termination is some damage. 

Weight of Specimen:  146.8 g

Chemical Composition:  NaFe3+(Si2O6)  (aegirine)
                                        KAlSi3O8  (feldspar) 

Hardness on Mohs Scale:  (aegirine)  6 
                                           (feldspar)  6 - 6.5

Location:  Zomba Mountains, Malawi, Africa.

Specimen Code:  VAR 043

US $ 150

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