Bought at the Liège (belgium) show in 2010. This specimen comes from the stock of the late prof Van Wambeke, who did lot of mineral exploration and description. Collection and photo Erik Vercammen. From: Kiluli, Western Province, Rwanda. — Photo: Erik Vercammen · CC BY 3.0
Florencite-(Nd)
Florencite-(Nd) is an IMA-recognized mineral species in the phosphate class, with the chemical formula NdAl₃(PO₄)₂(OH)₆.
It crystallizes in the hexagonal crystal system (space group R-3m). It is a member of the Alunite-crandallite structural group.
Key properties: specific gravity 3.7; Earthy luster.
IMA symbol Flo-Nd, IMA status: approved, named in 1971.
Lining surfaces of fractures in a weathered chert layer in shale.
It is found associated with Churchite-(Y), todorokite, lithiophorite, hematite.
The name refers to a florencite with neodymium as the dominant rare earth element.