Tourist Attraction - Ouachita Mountains, Arkansas
Summary
The sandstone, shale and chert layers are part of a thick pile of sediments that were deformed and uplifted as Gondwanaland collided with the southern edge of ancient North America 280 million years ago.
Tags
plate tectonics
geology
geologic resources division
ouachita mountains
chert layers
north america
million years
national parks gallery
arkansas
united states history
historic landmarks
tourist attraction
archaeology
Date
2019
Source
National Parks Gallery
Link
Copyright info
Public Domain Dedication