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Catapleiite Aegirine Nepheline & Microcline

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LBB629485

Catapleiite Aegirine Nepheline & Microcline

Fluorescent

Description Tabs

Description
Locality: 
Norra Kärr, Gränna, Jönköping County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 5 × 2 cm
Weight: 
51.00gr
Description

A cluster with catapleite, aegerine, nepheline and mikrocline from Sweden. Colours in sw uv light.

Swapped: 
2005
Previous labels supplied (not photographed)
Mineral Data
What's on the rock

Catapleiite

Formula: 
Na2Zr(Si3O9)·2H2O
Strunz: 
9.CA.15
Crystal System: 
Hexagonal
Hardness: 
5.5 - 6.0
Type Locality: 
Låven (Skådön; Lamö; Lamanskjaer), Langesundsfjorden, Larvik, Vestfold, Norway

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

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

Microcline

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Crystal System: 
Triclinic - Pinacoidal
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Arendal, Aust-Agder, Norway
Lennart Borg

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