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Formula: Nd(CO3)(OH)
Carbonate, ancylite group,
neodymium-bearing mineral
Crystal System: Orthorhombic
Specific gravity: 4.77 calculated
Colour: Pale pinkish purple to white
Common impurities: La,Sm,Pr
Environments
Kozoite-(Nd) is formed by post magmatic hydrothermal activity in an alkali
olivine basalt from the last-stage
lava of a volcanic sequence; it is probably a dehydration product of
lanthanite-(Nd)
(Webmin).
Localities
The type locality is Niikoba, Hizen-cho, Karatsu City, Saga Prefecture, Japan, where kozoite-(Nd) occurs in
olivine basalt associated with
lanthanite-(Nd) and
kimuraite-(Y)
(AM 85.1076-1081)
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