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Gmelinite

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PCZ799222

Gmelinite

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Description
Locality: 
Little Deerpark Quarry, Glenarm, County Antrim, Northern Ireland, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4 × 2.5 cm
Description

A top quality thumbnail from what is possibly the best locality for gmelinite worldwide.

Mineral Data
What's on the rock

Gmelinite

Synonym Of: 

Gmelinite-Ca

Formula: 
(Ca,Na2)[Al2Si4O12]·6H2O
Strunz: 
9.GD.05
Hardness: 
4.5

Gmelinite-K

Formula: 
(K2,Na2,Ca)[Al2Si4O12]·6H2O
Strunz: 
9.GD.05
Hardness: 
4.5

Gmelinite-Na

Formula: 
(Na2,Ca)[Al2Si4O12]·6H2O
Strunz: 
9.GD.05
Hardness: 
4.5
Group Parent: 
Zeolite Group

Current price

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$10
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Start 21 Oct 18:00
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Shipping Information

Postage Area Price
UK
$9

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