Formula: Mg2(PO4)(OH) . 3H2O
Origin of name: From locality; Kovdorsk massif, Kola Peninsula, Russia
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell: a = 4.74 Ǻ, b = 12.90 Ǻ, c = 10.35 Ǻ, β = 102.0°
Colour: Pale rose
Diaphaneity:
Luster:
Habit:
Hardness: 4
Specific gravity: 2.60
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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