The Present Status of Geophysics in Canada
A. A . BRANT
ONE of the reasons advanced for the decline in prospecting and discovery is that, as regards surficial examination, the law of diminishing returns is becoming applicable. Fewer surficially unprospected fields remain; therefore, fewer discoveries by such means result.
Mots Clés:
Drilling, exploration, formation, geophysical, gravimeter, magnetometer, Precambrian Canada, torsion balance, Geophysics, mining, Precambrian, Rock, Rocks