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Feldspar Group Psm Leucite Var Pseudoleucite

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MEX567903

Feldspar Group Psm Leucite Var Pseudoleucite

Classic Locality

Description Tabs

Description
Locality: 
Loučná, Ostrov, Karlovy Vary, Karlovy Vary Region, Czech Republic
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.3 × 3.1 × 3 cm
Weight: 
32.00gr
Description

A well terminated cluster of pseudoleucite. In the literature of this location is described that isn't only a feldspar psm. Right is, it is a mixture of quartz, felspar and a new generation leucite.

Mineral Data
What's on the rock

Leucite

Formula: 
K(AlSi2O6)
Strunz: 
9.GB.05
Hardness: 
5.5 - 6.0
Type Locality: 
Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy
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