File:PorkchopGeyserYNP.jpg
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English: Yellowstone National Park, Wyoming. Porkchop Geyser in Norris Geyser Basin hours after its eruption of September 3, 1972. Normally clear of opalescent blue with slightly surging minor discharge, it is shown here as nearly empty but refilling. Note details and colors of opaline sinters above (white and gray) and below (tan) normal water level. The rock near the center is about 4 centimeters in diameter. September 3, 1972. Figure 11, U.S. Geological Survey Professional paper 1456. |
| Date | |
| Source | Downloaded from USGS: http://libraryphoto.cr.usgs.gov/htmllib/batch28/batch28j/batch28z/batch28/wde00009.jpg |
| Author | D. E. White |
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This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
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| current | 18:12, 24 January 2010 | | 1,400 × 920 (1.75 MB) | Mike Cline (talk | contribs) | {{Information |Description={{en|1=Yellowstone National Park, Wyoming. Porkchop Geyser in Norris Geyser Basin hours after its eruption of September 3, 1972. Normally clear of opalescent blue with slightly surging minor discharge, it is shown here as nearly |
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