Formula: (H,Ca)2Nb2Si2O10(OH,F)2 . H2O
Origin of name: For V. Komarov, Russian cosmonaut
Crystal system: Orthorhombic
Crystal class: Unknown
Twinning:
Unit cell:
Colour: Pale rose
Diaphaneity:
Luster: Dull
Habit: Massive, foliated, platy
Hardness: 1.5 to 2
Specific gravity: 3.0
Cleavage: 1; {001} fair
Tenacity:
Streak: White
Synonyms/varieties:
Comments:
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