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Hydroxystibioroméite, Hydroxystibioromeite

Year of discovery: 1898 (Japan)

Locality list: 34 localities of hydroxystibioroméite

• Sb₃O₆(OH)
• [Sb³⁺][OH|(SbO₃)₂]^3-

• Class: Roméite (Romeite) group < Pyrochlore supergroup
• Class: Antimonate - Hydroxide
• Substitution pseudomorph: Replace Stibnite.

• Sb³⁺(OH) => Pb₂O: Oxyplumboroméite (Oxyplumboromeite)

• Color: Pale yellow
• Streak: White
• Luster: Pearl
• Diaphaneity: Transparent-Translucent

• Habit: Powder, Massive

• Cleavage: No
• Hardness: 5.5-7
• Density: 5.6

• System: Cubic
• Group: m3m, Fd3m
• Lattice: a=10.3

Synonym: Stibiconite