Formula: Ca(IO3)2 . H2O
Origin of name: For J. Brüggen, Chilean geologist
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell:
Colour: Colourless to bright yellow
Diaphaneity: Transparent to translucent
Luster: Vitreous
Habit: Crystals anhedral; crystalline crusts; columnar
Hardness: 3.5
Specific gravity: 4.24
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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