The Crown granted claims are underlain by Lower Jurassic Hazelton Group volcanics of the Telkwa Formation comprised of red, maroon, green to grey andesitic to rhyolitic flows, tuffs and breccia. The volcanics are intruded by Late Cretaceous to Eocene granitic stocks comprised of quartz-feldspar porphyry, felsite dikes and associated quartz veining.

The mineralized showings on these Crown granted claims consist of chalcopyrite and malachite disseminated within Hazelton rocks.