Rhabdophane-(Nd)
Rhabdophane-(Nd) is an IMA-recognized mineral species in the phosphate class, with the chemical formula Nd(PO₄)·H₂O.
It is a member of the Rhabdophane structural group.
Key properties: Mohs hardness 3–3.5; specific gravity 4.79; [Greasy.] luster.
IMA symbol Rha-Nd, IMA status: approved, named in 1885.
Found as a rare secondary mineral in hydrothermal base-metal deposits.
It is found associated with Lithiophorite, goethite, halloysite (Salisbury, Connecticut, USA).
The name refers to the dominant rare earth, neodymium, and relation to rhabdophane-(Ce).
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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