Botallackite, Atacamite, Epidote
Allouez No. 1 Mine, Allouez Mine, Allouez, Allouez Township, Keweenaw County, Michigan, USA
Delicate sprays of blue botallackite crystals with green microcrystalline atacamite that are partially encrusting an epidote crystal. Calumetite and cuprite also occur with the above minerals lining vesicles in the copper-bearing Kearsarge amygdaloidal lode. The secondary copper minerals were identified by PXRD at New Mexico Tech and this is the ...
© Travis Olds