Porphyry deposits of the northwestern Cordillera: A retrospective

Additonal authors: Carter, N.C.; Brown, A. Sutherland. Book title: Special Volume 46: Porphyry Deposits of the Northwestern Cordillera of North America. Chapter: Part A. Chapter title:


Newell, J.M.

By any measure - tonnage of reserves discovered, milling capacity installed, expenditures expressed in constant dollars, concentration of exploration effort - the 1960s and 1970s were decades of mineral exploration and mine development unprecedented in th