The solid crust of the earth will be broken up by the shock, and an immense quantity of heat will be generated by the destruction. (scientificamerican.com)
Two thousand years of Christian history become decreasingly venerable when confronted by the findings of radioactivity dating techniques which date the hardened crust of the earth at three billion years. (religion-online.org)
This region of anomalously high seismic velocities can be related to the intrusion of magmatic material in the lower crust of the Earth. (sciencedaily.com)