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Calcioancylite-(Nd)

Year of discovery: 1990 (Seula mine (Montecatini quarry), Italy), 1998 (Japan)

Locality list: 2 localities of Calcioancylite-(Nd)

• CaNd(CO₃)₂(OH),H₂O
• (Ca,Sr)(Nd,Ce,La)(CO₃)₂(OH),H₂O
• [Ca²⁺][Nd³⁺][OH|(CO₃)₂]^5-,H₂O

• Class: Carbonate - Hydroxide - Hydrate
• Soluble in: HCl, HNO₃, H₂SO₄
• Radioactive: Weak

• Ca => Pb: Gysinite-(Nd)

• Nd => La: Calcioancylite-(La)
• Nd => Ce: Calcioancylite-(Ce)
• Nd => Y: Kamphaugite-(Y)

• Color: Colorless, Pale pink
• Luster: Vitreous
• Diaphaneity: Transparent-Translucent

• Hardness: 4-4.5

• System: Monoclinic
• Group: m, Pm
• Lattice: a=7.2, b=5.0, c=8.5, β=90.0