Juangodoyite Locality: Santa Rosa Mine, Santa Rosa-Huantajaya District, Iquique Province, Tarapacá Region, Chile Field of view 5 mm. Specimen and photo Leon Hupperichs. — Photo: Leon Hupperichs · CC BY-SA 3.0
Juangodoyite
Juangodoyite is an IMA-recognized mineral species in the carbonate class, with the chemical formula Na₂Cu(CO₃)₂.
It crystallizes in the monoclinic crystal system (space group P2_1/a).
Key properties: specific gravity 2.984; Blue streak; Earthy luster.
IMA symbol Jgd, IMA status: approved, named in 2004.
Found as a secondary mineral in the oxidation zone of a polymetallic sulfide deposit.
It is found associated with Chalcotronite, sanrománite, malachite, calcite, anhydrite, trona, nahcolite.
The mineral was named to honor Juan Godoy (1800-1842), the Chilean prospector who discovered the outcrops in 1832 that became the Chañarcillo silver mine.