(a) Lowell and Guilbert’s 1970 model showing idealized porphyry alteration and mineral zonation; (b) IP chargeability response of the Poison Mountain copper porphyry, BC.(2)
(a) Lowell and Guilbert’s 1970 model showing idealized porphyry alteration and mineral zonation; (b) IP chargeability response of the Poison Mountain copper porphyry, BC.(2)