Colonnade in basalt flow, OregonOctober 8, 2017/in Instagram Pics/by Marli Miller columnar jointing, volcanic, lava, dwshed, columns, columnar, colonnade https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png 0 0 Marli Miller https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png Marli Miller2017-10-08 16:17:362022-02-05 02:09:00Colonnade in basalt flow, Oregon
