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Earth lab datasite

Zeolite
Silicate brewsterite
hydrous strontium barium calcium aluminosilicate
(Sr,Ba,Ca) Al2 Si6 O16 (H2O)5
Scale bar = 1 centimetre
cleavage: Perfect
crystal system: Monoclinic
hardness 5.0
relative density 2.5
Strontian, Argyllshire
24 E 1