geological

I spoke with Andy Snyder from the U.S. Geological Survey about the phenomenon.

Colossal geological forces collided: the Pacific Plate, the North American Plate and the Farralon Plate.

The resulting geological violence created two adjacent valleys in northern California.

But because it had not erupted in recorded history, it missed the proverbial geological radar screen.

The area in question was roughly defined in 2010 by the U.S. Geological Survey.

The geological character of this rock is more fully treated upon in the Appendix by my friend Dr. Fitton.

In the same year he was appointed to an inspectorship in the Mining and Geological Department.

It will be observed that no account is here given of the geological ages or of the successions of organic life.

And so the whole fabric of geological chronology vanishes into a mere unproved notion, based upon an if.

He lost his life by accidently falling into Blackrock creek, near Lynchburg, Va., while on a geological excursion.