Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Thomsonite-Ca Lévyne-Ca & Analcime

Views:
Watches:
PAV912259

Thomsonite-Ca Lévyne-Ca & Analcime

New Discovery

Description Tabs

Description
Locality: 
Fajã Grande, São Roque do Faial, Santana, Madeira Islands, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.6 × 2.1 × 1.5 cm
Description

Very aesthetic sample, composed by water clear and perfect analcime crystals, globular thomsonite-Ca and gemmy lévyne-Ca.

Collected: 
2021
Boxed with Label
Mineral Data
What's on the rock

Thomsonite-Ca

Formula: 
NaCa2[Al5Si5O20]·6H2O
Strunz: 
9.GA.10
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Old Kilpatrick, Strathclyde (Dunbartonshire), Scotland, UK

Lévyne-Ca

Formula: 
(Ca,Na2,K2)[Al2Si4O12]·6H2O
Strunz: 
9.GD.15
Crystal System: 
Trigonal
Hardness: 
4.0 - 4.5
Colour: 
White
Streak: 
White
Type Locality: 
Dalsnipa (Dalsnypen), Sandoy Island, Faroe Islands, Denmark

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