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Thomsonite-Ca

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MEX723832

Thomsonite-Ca

Description Tabs

Description
Locality: 
Vitiello Quarry, Terzigno, Mount Vesuvius, Somma-Vesuvius, Naples Province, Campania, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.7 × 1.7 cm
Weight: 
2.00gr
Description

Well terminated group of thomsonite ca crystals on matrix.

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