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Earth lab datasite

Zeolite
Silicate thomsonite
hydrous sodium calcium aluminosilicate
Na4 Ca8 [Al20 Si20 O80] (H2O)24
Scale bar = 1 centimetre
cleavage: Perfect
crystal system: Orthorhombic
hardness 5.0 - 5.5
relative density 2.3 - 2.4
Kilpatrick, Dumbartonshire
24 E 9