[ Top ] [ Japanese ]

Claudetite

Year of discovery: 1868 (São Domingos mine, Portugal), 2001 (Japan)

Locality list: A locality of claudetite

• As₂O₃
• [As³⁺₂][O₃]^6-

• Class: Oxide

• Polymorph: Arsenolite (Cubic)

• As => Fe: Hematite (α), Maghemite (γ)
• As => Cr: Eskolaite
• As => V: Karelianite
• As => Ti: Tistarite
• As => Mn: Bixbyite (γ)
• As => Al: Corundum (α)
• As => Bi: Bismite, Sphaerobismoite
• As => Sb: Sénarmontite (Senarmontite), Valentinite

• As₂ => AsSb: Stibioclaudetite

• Color: Colorless, White
• Streak: White
• Luster: Vitreous
• Diaphaneity: Transparent

• Cleavage: Perfect on {010} (1 plane)
• Hardness: 2.5
• Density: 4.0

• System: Monoclinic
• Group: 2/m, P2₁/c
• Lattice: a=5.3, b=13.0, c=4.5, β=94.3