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Thomsonite-Ca Chabazite-Ca Lévyne-Ca & Analcime

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PAV931795

Thomsonite-Ca Chabazite-Ca Lévyne-Ca & Analcime

New Discovery

Description Tabs

Description
Locality: 
Terra do Baptista, Porto da Cruz, Machico, Madeira Islands, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 3.8 × 3.3 cm
Description

Fantastic specimen!

Thomsonite-Ca as white spheres, colorless to pale pink spheres and 'anemone shaped'; white chabazite-Ca crystals; water clear lévyne-Ca and tinny analcime.

Collected: 
2020
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

Chabazite-Ca

Formula: 
(Ca,K2,Na2)2[Al2Si4O12]2·12H2O
Strunz: 
9.GD.10
Hardness: 
4.0 - 5.0
Streak: 
White
Type Locality: 
Colle del Lares, San Nicolò Valley, Buffaure Group, Fassa Valley, Trento Province, Trentino-Alto Adige, Italy

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