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Coarse conglomerate flood deposit that marks the mode and timing of the first arrival of Colorado River water into Mohave Valley, NV-CA-AZ. Approximately 5.59 million years ago, a freshwater lake in Cottonwood Valley overflowed and breached the bedrock divide separating it from Mohave Valley. This flood deposit is the ...
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- 2
- Comments
- 1
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- 12
- Total Views
- 3582
- Explore Score
- 30
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- 0
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- 1
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- 3
- Total Views
- 2298
- Explore Score
- 27
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Spectacular view of the Owyhee River valley between The Hole in the Ground and Owyhee Reservoir.
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- 8
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- 3400
- Explore Score
- 17
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Key stratigraphic section that documents the abrupt arrival of the Colorado River in the Laughlin-Bullhead City area approximately 5.59 million years ago. Five strata exposed here document the transition of this basin from a hydrologically closed basin to one containing a very large, sediment laden throughgoing river. ...
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- 11
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- 4892
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- 1
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Detailed view of three intracanyon lava flows found along the Owyhee River, OR.
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- 13
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- 5516
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- 1
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Gigapan of the Bill Williams River, Arizona. Taken one week following a 3000 cfs flood release from Alamo Dam. Before the dam was built, the Bill Williams would occasionally convey more than 25 times that discharge. The river is now an important riparian corridor with a complex mosaic of alluvial surfaces that reflect ...
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- 7
- Total Views
- 3987
- Explore Score
- 1
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- 3
- Total Views
- 3689
- Explore Score
- 1
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A relatively large landslide complex in SE Oregon. It is comprised of two major landslide features that originate from a single, broad source area. In map view it looks very much like a molar tooth with two roots extending to the Owyhee River. Each of the two slides have prominent rotational slump block components ne...
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- 10
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- 3540
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- 1
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Only really windless spot in field area on Jan 19, 2009. This area is along the southern edge of the Newberrys where there are key outcrops that chronicle the early history of the Colorado River. Sandstone exposed near the base of the bluffs behind my truck were deposited in a large lake that filled Mohave and Cottonwo...
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- 4
- Total Views
- 3177
- Explore Score
- 1
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Pan of cutbank exposure of alluvial stratigraphy along the Truckee River
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- 4
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- 2832
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- 1
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