Description:
Oregon, central, Texture , patterns and form in the Painted Hills area of the John Day National Monument. The painted Hills area of the John Day Fossil Beds National Monument have amazing color combinations. Heavy rains deepen the saturation. The black streaks are lignite, which is vegetative matter that grew along an ancient flood plain. The grey coloring is mudstone, siltstone and shale while the red is laterite, soil that formed by floodplain deposits when the area was warm and humid. Fossil remains of early horses, camels and rhinoceroses are abundant.
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