Shabaite-(Nd)
Shabaite-(Nd) is an IMA-recognized mineral species in the carbonate class, with the chemical formula CaNd₂(UO₂)(CO₃)₄(OH)₂·6H₂O.
It crystallizes in the monoclinic crystal system.
Key properties: Mohs hardness 2.5; specific gravity 3.13; Pearly luster; optically biaxial.
IMA symbol Sbt-Nd, IMA status: approved, named in 1988.
A very rare secondary mineral found in the oxidized zone of a uranium-bearing Cu–Co deposit.
It is found associated with Uraninite, uranophane, kamotoite-(Y), astrocyanite-(Ce), françoisite-(Nd), schuilingite-(Nd), masuyite.
The name refers to Shaba, a former name of Katanga Province, Congo.
Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet.
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