Dan Trip Picture 9853: Shiprock, and its train, show clearly how the ground had split open and allowed lava to ooze up, and in one place to form a textbook cinder cone. The cinders are all but gone.

Shiprock, and its train, show clearly how the ground had split open and allowed lava to ooze up, and in one place to form a textbook cinder cone. The cinders are all but gone.