Formula: FeSbO4
Origin of name: after locality Squaw Creek prospect, New Mexico
Crystal system: tetragonal
Crystal class: 4/m 2/m 2/m
Twinning:
Unit cell:
Colour: yellow-brown
Diaphaneity: transparent
Luster: adamantine
Habit: single euhedral crystals to 50 by 200 by 200 micron and radiating clusters to 2 mm across
Hardness: 6 to 6.5
Specific gravity:
Cleavage: 1; {100} imperfect possible
Tenacity:
Streak: yellow-brown
Synonyms/varieties:
Comments: discredited, shown to be tripuhyite
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