Formula: CaZrSi2O7
Origin of name: For John Gittins, Canadian petrologist
Crystal system: Monoclinic
Crystal class: 2
Twinning:
Unit cell:
Colour: Chalky white
Diaphaneity:
Luster: Vitreous
Habit: Masses, fibrous radiating, fibres microscopic
Hardness: 3.5 to 4
Specific gravity: 3.62
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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