Kuksite
Kuksite is an IMA-recognized mineral species in the phosphate class, with the chemical formula Pb₃Zn₃TeO₆(PO₄)₂.
It crystallizes in the hexagonal crystal system (space group P321). It is a member of the Dugganite structural group.
Key properties: specific gravity 6.21; White streak; Adamantine luster; optically biaxial.
IMA symbol Kuk, IMA status: approved, named in 1989.
A late-stage mineral in the oxidized zone of a tellurium-bearing gold deposit.
It is found associated with Cheremnykhite, Si-rich dugganite, yafsoanite, descloizite, calcite.
The mineral was named to honor A.I. Kuks (1906–), a discoverer of the Kuranakh deposit.
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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