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Nepheline

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SHS585793

Nepheline

ex Collection Edgar Franz(Freiberg/Saxony)

Description Tabs

Description
Locality: 
Steinberg, Mühldorf bei Feldbach, Südoststeiermark District, Styria, Austria
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 4.5 × 3 cm
Description

Nice nepheline crystals on matrix

Mineral Data
What's on the rock

Nepheline

Formula: 
(Na,K)AlSiO4
Strunz: 
9.FA.05
Hardness: 
5.5 - 6.0
Type Locality: 
Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy