Formula: KCa3(Al,Si)5O11(SO4,CO3)
Origin of name: after locality; albano, Latium, Italy
Crystal system: Monoclinic
Crystal class: 2
Twinning:
Unit cell:
Colour: White
Diaphaneity:
Luster: Vitreous
Habit: Crystals tabular, elongated; massive
Hardness: 5.5 to 6
Specific gravity: 2.93
Cleavage: 1; {100} perfect
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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