U.S. Congress created the agency to “classify the public lands and examine the geological structure, mineral resources and ...

A team of geologists coming from New Zealand, New Caledonia, Australia, the U.S., Denmark and Tasmania compiled a new geological map using a combination of rock samples recovered from the sea and ...

Geologic maps are not an exact depiction of the Earth’s surface. Instead, geologic maps display a generalization of interested units and features in correspondence with the scale of a map.