
Kolbeckite on chalcocite from the Flambeau Mine. Crystal cluster is approximately 2 mm. across. (Specimen and Photo by Pete Rodewald.)
Formula: ScPO4.2H2O Monoclinic
Description: Kolbeckite is a rare phosphate found with other phosphate minerals in hydrothermal veins or in variscite nodules.
RUSK COUNTY: Kolbeckite was found as lime green micro-xls on sooty chalcocite in the Flambeau copper mine, south of Ladysmith (Rosemeyer, 1995, 1996).