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Heulandite-Ca

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PAV924898

Heulandite-Ca

New Discovery

Description Tabs

Description
Locality: 
Ramada Zeolite Occurrence, Ramada e Caneças, Odivelas, Lisbon District, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 1.9 × 2.3 cm
Description

Elegant group of salmon pink heulandite-Ca crystals from this little known locality in Lisbon.

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

Heulandite-Ca

Formula: 
(Ca,Na)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Strathclyde (Dunbartonshire), Scotland, UK