Formula: Na2(Zr,Zn)2(Be,Li)(PO4)4
Origin of name: For Richard Gaines, American mineralogist
Crystal system: Tetragonal
Crystal class: 4/m 2/m 2/m
Twinning:
Unit cell:
Colour: Pale bluish-lavender
Diaphaneity:
Luster: Vitreous
Habit: Tetragonal bipyramids, small
Hardness: 4
Specific gravity: 2.94
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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