Formula: (Mg,Fe,Mn)2(PO4)F
Origin of name: From magnesium and triplite
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell:
Colour: Reddish brown
Diaphaneity:
Luster:
Habit:
Hardness: 5 to 5.5
Specific gravity: 3.57
Cleavage: 3; {001} good, {010} fair, {100} poor
Tenacity:
Streak:
Synonyms/varieties:
Comments: Mg analogue of triplite
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