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Gmelinite

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RSG1007781

Gmelinite

Description Tabs

Description
Locality: 
Island Magee, County Antrim, Northern Ireland, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 1.1 × 1.3 cm
Description

Pink gemelinite crystals

It comes with a pair of stereoscopic slides of the mineral made by Robert Vernet in the 80's

In a box 2.8x2.8cm, labelled

FoV : 3.8mm

Ex owners and date on the label

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

Seller Information

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Seller's terms and conditions

No refund on the items

When you win an auction, please pay within the end of the month of the auction. If you have not paid by the end of this selling period the item will be relisted or a litigation will be open.

If you have any questions or enquiries, we will be happy to answer to them