Stephen G. Weaver, Ph.D./Earth Systems Imaging

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Geology 22 images Created 10 Nov 2010

images of geologic processes and earth materials
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  • A rainbow forms over the Morman Point Turtleback in Death Valley National Park,CA<br />
Turtle backs are the geomorphic features of large fault planes. The slope of the turtleback  represents the fault pane surface.
    DVturtlebackRainbow.psd
  • Meandering river in the Central Brooks Range, Alaska
    SGWeaver_20100628_20828-BrooksRangeM...JPG
  • a small reverse fault offsets coal beds in the Late Cretaceous Vermejo Formation, near Trinidad, Colorado
    SGWeaver_20090317_3215.TIF
  • coal beds in the Late Cretaceous Vermejo Formation, near Trinidad, Colorado
    SGWeaver_20090317_3212.TIF
  • coal beds in the Late Cretaceous Vermejo Formation, near Trinidad, Colorado
    SGWeaver_20090317_Vermejo_coal.TIF
  • An igneous  sill intruded in  coal beds in the Late Cretaceous Vermejo Formation, near Trinidad, Colorado
    SGWeaver_20090317_3203.TIF
  • Eroded rocks form a large talus cone and  alluvial fan on a peak in the Brooks Range, Arctic National Wildlife Refuge, Alaska. The peak is composed of folded Paleozoic carbonate rocks
    SGWeaver_20100701_21823.JPG
  • A large talus cone on a peak in the central Brooks Range, ANWR, Alaska
    SGWeaver_20100628_20934_Mountain_tal...jpg
  • Folded sedimentary rocks make up the mountains of the Central Brooks Range, Alaska
    SGWeaver_20100709_23984.JPG
  • SGWeaver_20100709_23966-braided_rive...JPG
  • Exposures of the Eocene Green River formation in the Roan Cliffs, Piceance Creek Basin, Colorado<br />
The Green River formation contains oil shale beds.
    Weaver_060317-6011-roan-cliffs.TIF
  • Gas exploration drilling rigs beneath the Roan Ciffs, Colorado
    Weaver_060321-6318-drill-rigs.TIF
  • Gas exploration drilling rigs beneath the Roan Cliffs in the Piceance Creek Basin, Colorado
    Weaver_060321-6316-drillrigs.TIF
  • Moonrise at Monument Rocks, Kansas
    SWeaver20081211_WEA0022.TIF
  • Moonrise at Monument Rocks, Kansas
    SWeaver20081211_WEA0024.TIF
  • Light and shadow on the dunes at Great Sand Dunes National Park and Preserve, Colorado
    SGWeaver_20090919_9736-dune_ripples.PSD
  • The Cane Creek anticline as viewed from the Anticline Overlook, Canyonlands National Park, Utah
    Weaver_060318-6039-anticline.TIF
  • Looking up to the bottom of Double Arch in Arches National Park, Utah
    Weaver_060320-6299.TIF
  • East Creek meanders, Gothic Valley, Colorado
    SGWeaver_20100606_19733.JPG
  • Mud cracks on the playa in Lebou Flat, Dixie Valley, Nevada
    SGWeaver_20100220_Dixie_Valley_mudcr...JPG
  • Lake Agnes and Talus and Talus cones at Noku Crags, Never Summer Mountains, Colorado
    SGWeaver_20080911_9564-Noku_talus.JPG
  • Keyhole Arch at Monument Rocks, Kansas. Monument Rocks are composed of the Smoky Hill Chalk member of the Cretaceous Niobrara Formation.
    SGWeaver_20091002_10915-monumentrock...JPG