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Apophyllite & Thomsonite

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MGR874016

Apophyllite & Thomsonite

Classic Locality

Description Tabs

Description
Locality: 
Skalabotnur, Skálafjørđur, Eysturoy Island, Faroe Islands, Denmark
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.3 × 4.7 × 3.9 cm
Description

Wonderful combination and extremely rare seen, apophyllite & thomsonite from Denmark. The druzy specimen features a few light mint green and sharp terminated apophyllite crystals accompanied with some thomsonite.

Mineral Data
What's on the rock

Apophyllite

Synonym Of: 

Fluorapophyllite-(K)

Formula: 
KCa4(Si8O20)(F,OH)·8H2O
Strunz: 
9.EA.15
Hardness: 
4.5 - 5.0

Fluorapophyllite-(Na)

Formula: 
NaCa4(Si8O20)F·8H2O
Strunz: 
9.EA.15
Hardness: 
4.0 - 5.0

Hydroxyapophyllite-(K)

Formula: 
KCa4(Si8O20)(OH,F)·8H2O
Strunz: 
9.EA.15
Hardness: 
4.0 - 5.0

Thomsonite

Synonym Of: 

Thomsonite-Ca

Formula: 
NaCa2[Al5Si5O20]·6H2O
Strunz: 
9.GA.10
Hardness: 
5.0 - 5.5

Thomsonite-Sr

Formula: 
Na(Sr,Ca)2[Al5Si5O20]·7H2O
Strunz: 
9.GA.10
Hardness: 
5.0 - 0.0

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Shipping Information

Postage Area Price
Austria 5
5
Europe 14
14
North America 16
16
Rest of World 19
19