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Cervantite

Year of discovery: 1850 (Cervantes, Spain), 1954 (Japan)

Locality list: 0 localities of cervantite

• Sb₂O₄
• [Sb³⁺][SbO₄]^3-

• Class: Antimonate
• Formed by alteration of Stibnite.

• Polymorph: Clinocervantite (Monoclinic)

• Sb => Fe: Tripuhyite

• Sb => Nb: Stibiocolumbite
• Sb => Ta: Stibiotantalite

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

• Cleavage: Perfect on {001} (1 plane)
• Hardness: 4-5
• Density: 6.6

• System: Orthorhombic
• Group: mm2, Pbn2₁
• Lattice: a=5.4, b=4.8, c=11.8