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Erionite With Paulingite

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PCZ115986

Erionite With Paulingite

Description Tabs

Description
Locality: 
Giant's Causeway, County Antrim, Northern Ireland, United Kingdom
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 1.5 cm
Description

Erionite and paulingite are rarely offered from this location. In this specimen you can get them both at the same time. Two small vugs contain white crystals of erionite with minor paulingite in association.

Mineral Data
What's on the rock

Erionite

Synonym Of: 

Erionite-Ca

Formula: 
(Ca,K2,Na2)2[Al4Si14O36]·15H2O
Strunz: 
9.GD.20
Hardness: 
3.5 - 4.0

Erionite-K

Formula: 
(K2,Ca,Na2)2[Al4Si14O36]·15H2O
Strunz: 
9.GD.20
Hardness: 
3.5 - 4.0

Erionite-Na

Formula: 
(Na2,K2,Ca)2[Al4Si14O36]·15H2O
Strunz: 
9.GD.20
Hardness: 
3.5 - 4.0

Paulingite

Synonym Of: 

Paulingite-Ca

Formula: 
(Ca,K2,Na2,Ba)5[Al10Si35O90]·45H2O
Strunz: 
9.GC.35
Hardness: 
5.0

Paulingite-K

Formula: 
(K2,Ca,Na2,Ba)5[Al10Si35O90]·45H2O
Strunz: 
9.GC.35
Hardness: 
5.0
Group Parent: 
Zeolite Group
Peter Crozier Minerals