Columnar jointing in the basalt cliffs at Latourell Falls, OR. The ...
Detailed Description
Columnar jointing in the basalt cliffs at Latourell Falls, Oregon. The basalt columns formed when thick lava flows cooled after emplacement.
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
