convinced Congress into authorizing the “preparation of the geological map of the United States.” The first geologic maps ...

The Anaconda Geological Documents Collection is the scientific product of the Anaconda Company’s 90 year program of exploration and development work throughout the United States and in 110 ... other ...

Zealandia fits all those points, but being almost inaccessible, little is known about its geology in detail ... covering much of the Western United States and northwestern Mexico today.