Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Natrolite Analcime & Gmelinite-Na

Views:
Watches:
MNR724245

Natrolite Analcime & Gmelinite-Na

Description Tabs

Description
Locality: 
Ballylumford, County Antrim, Northern Ireland, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.3 × 1.3 cm
Description

Beautiful, sparkling natrolite in spherical clusters has formed inside this protective pocket of  basalt rock. The back side of the sample hides the water clear Analcime crystals in a vug and cluster of salmon pink Gmelinite-Na.

Mineral Data
What's on the rock

Natrolite

Formula: 
Na2Al2Si3O10·2H2O
Strunz: 
9.GA.05
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Hohentwiel, Singen, Hegau, Baden-Württemberg, Germany

Analcime

Formula: 
Na2(Al2Si4O12)·2H2O
Strunz: 
9.GB.05
Crystal System: 
Triclinic
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Cyclopean Islands, Acitrezza (Aci Trezza), Etna Volcanic Complex, Catania Province, Sicily, Italy

Gmelinite-Na

Formula: 
(Na2,Ca)[Al2Si4O12]·6H2O
Strunz: 
9.GD.05
Crystal System: 
Hexagonal
Hardness: 
4.5
Type Locality: 
Nero Mt., San Pietro, Montecchio Maggiore, Vicenza Province, Veneto, Italy
Item Toolbox