File:Sandstones (Casper Formation, Middle Pennsylvanian to Lower Permian; near Ayres Natural Bridge, Wyoming, USA) 12 (49145110141).jpg
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Summary
| Description |
Sandstones in the Upper Paleozoic of Wyoming, USA. These cliffs form the walls of a narrow gorge cut by LaPrele Creek in eastern Wyoming. Just upstream from here is Ayres Natural Bridge, a rare erosional feature that spans the stream. The rocks themselves are Upper Paleozoic sandstones of the Casper Formation The colors are from iron oxide (hematite, Fe2O3). Stratigraphy: Casper Formation (also known as the Tensleep Formation), Middle Pennsylvanian to Lower Permian Locality: Ayres Natural Bridge over LaPrele Creek, southern end Natural Bridge Road, south of Interstate 25, west of the town of Douglas, Converse County, eastern Wyoming, USA See info. at: <a href="https://en.wikipedia.org/wiki/Ayres_Natural_Bridge_Park" rel="noreferrer nofollow">en.wikipedia.org/wiki/Ayres_Natural_Bridge_Park</a> |
| Date | |
| Source | Sandstones (Casper Formation, Middle Pennsylvanian to Lower Permian; near Ayres Natural Bridge, Wyoming, USA) 12 |
| Author | James St. John |
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This image was originally posted to Flickr by James St. John at https://flickr.com/photos/47445767@N05/49145110141 (archive). It was reviewed on 2 December 2019 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-2.0. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:25, 2 December 2019 | | 3,008 × 2,000 (5.65 MB) | Ser Amantio di Nicolao | Transferred from Flickr via #flickr2commons |
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