movies of bedforms and cross-bedding

These movies are from the DVD, Rubin & Carter, 2006, Bedforms, and Cross-Bedding in Animation: SEPM Atlas Series, No. 2.

Additional movies and descriptive details are available at:

https://cmgds.marine.usgs.gov/data/seds/bedforms/index.html https://cmgds.marine.usgs.gov/data/seds/bedforms/extras/bedform_experiments.html

Matlab code for simulating bedforms and cross-bedding is available at:

https://pubs.usgs.gov/of/2005/1272/

fig5-6morphMOVIE.mp4

fig19-20morphMOVIE.mp4

Figure 19-20 morph. Eddy-pulsation ripples that resemble wave ripples, Colorado River in Grand Canyon.

fig22a-23morphMOVIE.mp4

Figure 22a-23 morph. Cyclic cross-bedding produced by reversing winds, Navajo Sandstone, Zion National Park.

fig25-26morphMOVIE.mp4

Figure 25-26 morph. Cclic cross-bedding produced by small dunes superimpose on larger dunes, Navajo Sandstone, Zion National Park.

fig34-35morphMOVIE.mp4

Figure 34-35 morph. Giant trough cross-bedding deposited by aeolian dunes with deep scour pits in their troughs, Navajo Sandstone near Snow Canyon, Utah..

fig46l-54morphMOVIE.mp4

Figure 46h-54 morph. Horizontal section through complicated cross-bedding deposited by fluvial ripples migrating over fluvial dunes, Colorado River in Grand Canyon.

fig46n-51amorphMOVIE.mp4

Figure 46n-51a. Scalloped cross-bedding deposited by superimposed dunes migrating along the length of a larger dune, Navajo Sandstone, Zion National Park.

fig59-60morphMOVIE.mp4

Figure 59-60 morph. Zigzag cross-bedding deposited by a reversing longitudinal spur on a transverse dune, Navajo Sandstone, Zion National near Kanab, Utah.

fig63-64morphMOVIE.mp4

Figure 63-64 morph. Cross-laminae deposited by reversing eddy-pulsation ripples, Colorado River in Grand Canyon.

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