Pseudomalachite Cu5(PO4)2(OH)4 Monoclinic

Pseudomalachite is a green hydrated copper phosphate formed as a secondary mineral in the oxidized zone of copper deposits.




Pseudomalachite, Flambeau Mine, Rusk County, WI. Spherical clusters to 0.1 mm across Dan Behnke photograph and specimen.

RUSK COUNTY: Pseudomalachite occurs as rare masses and spherical rosettes of drusy crystals in the oxidized zone of the Flambeau Mine, Ladysmith. (Buchholz, pers. com.)

Return to Wisconsin Mineral List