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Ferrierite-Mg

Type Locality
Kamloops Lake, Kamloops Mining Division, British Columbia, Canada
Mineral Data
(Mg,Na2,K2,Ca)3-5Mg[Al5-7Si27.5-31O72]·18H2O
Strunz: 
9.GD.50
Physical Properties
Crystal System: 
Orthorhombic
Streak: 
White
Hardness: 
3.0 - 3.5
Synonyms
Synonyms: 
Ferrierite Mg and Ferrierite - Mg