Formula: Na2Si4O8(OH)2 . 4H2O
Origin of name: From Masai emakat = soda
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell:
Colour: White
Diaphaneity:
Luster:
Habit: Crystals acicular, submicroscopic, as aggregates or spherulites
Hardness: 1
Specific gravity: 2.072
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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