File:Auriferous volcanic breccia (Little Annie Mine, Summitville Mining District, San Juan Mountains, Colorado, USA) 4 (16422301144).jpg
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Summary
| Description |
Auriferous volcanic breccia from Colorado, USA. (public display, Denver Museum of Nature & Science, Denver, Colorado) This fantastically gold-rich rock comes from Colorado's Little Annie Mine in the San Juan Mountains. The 114 pound boulder has an estimated 316 troy ounces of native gold. The lithology hosting the gold is a porous volcanic breccia of Tertiary age. Locality: loose boulder along Little Annie Mine, just below the Little Annie Mine, Summitville Mining District, San Juan Mountains, Colorado, USA |
| Date | |
| Source | Auriferous volcanic breccia (Little Annie Mine, Summitville Mining District, San Juan Mountains, Colorado, USA) 4 |
| 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@N05/16422301144. It was reviewed on 6 April 2015 by FlickreviewR and was confirmed to be licensed under the terms of the cc-by-2.0. |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:36, 6 April 2015 | | 4,000 × 3,000 (4.36 MB) | Jacopo Werther | Transferred from Flickr via Flickr2Commons |
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