Formula: Ca2Fe3(PO4)3O2 . 3H2O
Origin of name: After locality; Mitridat Mountain, Crimea, Ulraine
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell: a = 17.52 Å, b= 19.35 Å, c = 11.25 Å, β = 95.9°
Colour: Crystals deep red to bronzy red; massive greenish yellow
Diaphaneity:
Luster: Resinous to adamantine
Habit: Crystals thin tabular, pseudorhombohedral aspect, minute; colloidal, fine-grained nodules, crusts, veinlets, earthy
Hardness: 3.5
Specific gravity: 3.24
Cleavage: 1; {100} good
Tenacity: Uneven; brittle
Streak: Dull olive green
Synonyms/varieties:
Comments:
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