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Hydroxylbastnäsite-(Ce), Hydroxylbastnasite-(Ce)

Year of discovery: 1964 (Vuoriyarvi massif, Russia, and Mochalin Log, Russia), 1992 (Japan)

Locality list: A locality of hydroxylbastnäsite-(Ce)

• CeCO₃(OH)
• (Ce,La)CO₃(OH,F)
• [Ce³⁺][OH|CO₃]^3-

• Class: Bastnäsite (Bastnasite) group
• Class: Carbonate - Hydroxide
• Radioactive: Weak

• Ce => La: Hydroxylbastnäsite-(La), Hydroxylbastnasite-(La)
• Ce => Nd: Hydroxylbastnäsite-(Nd), Hydroxylbastnasite-(Nd)

• OH => F: Bastnäsite-(Ce) (Bastnasite-(Ce)) (Series)

• Color: Yellow, Dark brown
• Luster: Vitreous
• Diaphaneity: Transparent-Translucent

• Cleavage: Imperfect on {1120} (3 planes)
• Hardness: 4
• Density: 4.7

• System: Hexagonal
• Group: (-6)m2, P(-6)2c
• Lattice: a=7.2, c=10.0