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Original file (3,732 × 2,448 pixels, file size: 3.48 MB, MIME type: image/jpeg)
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Summary
| Description |
Brecciated magnetite-quartz-jasper meta-BIF (banded iron formation) (7.3 cm across at its widest) from the Precambrian of Wyoming, USA. Stratigraphy: Goldman Meadows Formation, upper Mesoarchean, 2.87 Ga; metamorphism at 1.4 Ga, during the early Mesoproterozoic. Locality: Atlantic City Iron Mine, northwestern side of Rt. 28, southwestern side of South Pass, Wind River Range, west-central Wyoming, USA. |
| Date | |
| Source | Brecciated magnetite-quartz-jasper meta-BIF (Goldman Meadows Formation, Mesoarchean, 2.87 Ga; Atlantic City Iron Mine, southwestern side of South Pass, Wind River Range, west-central Wyoming, USA) |
| Author | James St. John |
Licensing
This file is licensed under the Creative Commons Attribution 2.0 Generic license.
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This image was originally posted to Flickr by jsj1771 at https://www.flickr.com/photos/47445767@N05/15026092788. It was reviewed on 15 September 2014 by FlickreviewR 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 | 19:13, 12 September 2014 | | 3,732 × 2,448 (3.48 MB) | Tillman | Transferred from Flickr via Flickr2commons |
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