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K Feldspar Psm Leucite

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PDM796917

K Feldspar Psm Leucite

Pseudomorph

Description Tabs

Description
Locality: 
Loučná pod Klinovcem, Chomutov District, Ústí nad Labem Region, Czech Republic
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 3.8 × 3.7 cm
Description

Fine floater crystal of leucite completely replaced by K-feldspar. A good quality specimen for this type of pseudomorphism and locality.

Acquired in 1991.

Mineral Data
What's on the rock

K Feldspar

Synonym Of: 

Microcline

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Hardness: 
6.0 - 6.5

Orthoclase

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Hardness: 
6.0

Sanidine

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Hardness: 
6.0

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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