Formula: Na2CO3.10H2O
Origin of name: from Greek name for mineral (nitron)
Crystal system: monoclinic
Crystal class: m
Twinning:
Unit cell:
Colour: colourless, white, yellowish or grayish from impurities
Diaphaneity:
Luster: vitreous
Habit: efflorescence, crusts and coatings
Hardness: 1 to 1.5
Specific gravity: 1.44
Cleavage: 3; {001} distinct, {010} imperfect, {110} traces
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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