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Thomsonite-Ca

Type Locality
Old Kilpatrick, Strathclyde (Dunbartonshire), Scotland, UK
Mineral Data
NaCa2[Al5Si5O20]·6H2O
Strunz: 
9.GA.10
Physical Properties
Streak: 
White
Hardness: 
5.0 - 5.5
Tenacity: 
brittle
Synonyms
Synonyms: 
Thomsonite Ca, Thomsonite - Ca and Faroelite
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