Formula: NaBF4
Origin of name: For Ferruccio Zambonini, Italian mineralogist
Crystal system: Orthorhombic
Crystal class: 2/m 2/m 2/m
Twinning:
Unit cell:
Colour: Colourless, white
Diaphaneity:
Luster:
Habit: Crystals minute, tabular; dense crusts
Hardness: ~ 3
Specific gravity: 2.49
Cleavage: 3; {100}, {010}, {001}
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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