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Callan Bentley's Snapshots

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  1. Convolute bedding

    Snapshot Title: Convolute bedding
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    Internal deformation (soft-sed) within a sandstone layer



  2. Cross bedding

    Snapshot Title: Cross bedding
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    within sandy layer



  3. Climbing ripples

    Snapshot Title: Climbing ripples
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    within sandy layer



  4. Convolute bedding

    Snapshot Title: Convolute bedding
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    Internal deformation (soft sed. def.) within a sandstone layer.



  5. Convolute bedding

    Snapshot Title: Convolute bedding
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    within a sandy layer



  6. Carbonate nodule

    Snapshot Title: Carbonate nodule
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    Characteristic of this horizon



  7. Carbonate nodule

    Snapshot Title: Carbonate nodule
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    Characteristic of this horizon



  8. Carbonate nodule

    Snapshot Title: Carbonate nodule
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    Characteristic of this horizon



  9. Carbonate nodule

    Snapshot Title: Carbonate nodule
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    Characteristic of this horizon



  10. Rock hammer

    Snapshot Title: Rock hammer
    Taken by: Callan Bentley

    Image: Millboro Formation shale, Route 33 near Brandywine, West Virginia
    Image Owner: Callan Bentley



    Description:

    to serve as a sense of scale



  11. "Like a Mongolian latrine in winter"

    Snapshot Title: "Like a Mongolian latrine in winter"
    Taken by: Callan Bentley

    Image: aden spatter cone
    Image Owner: Joshua Villalobos



    Description:

    Mafic spatter pile



  12. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Lower Martinsburg Formation outcrop at Funk Road and Route 11, south of Strasburg, Virginia
    Image Owner: Callan Bentley



    Description:

    This black/white bar combo is 10 cm long, left to right.



  13. Vein

    Snapshot Title: Vein
    Taken by: Callan Bentley

    Image: Oolitic Limestone
    Image Owner: Robin Rohrback-Schiavone



    Description:

    of calcite



  14. Upside down shell

    Snapshot Title: Upside down shell
    Taken by: Callan Bentley

    Image: Oolitic Limestone
    Image Owner: Robin Rohrback-Schiavone



    Description:

    With mud and very few ooids filling it.



  15. 1 cm

    Snapshot Title: 1 cm
    Taken by: Callan Bentley

    Image: Oolitic Limestone
    Image Owner: Robin Rohrback-Schiavone



    Description:

    Scale



  16. Concentric ribs

    Snapshot Title: Concentric ribs
    Taken by: Callan Bentley

    Image: Mahantango Formation, showing Zoophycos trace fossils
    Image Owner: Callan Bentley



    Description:

    Another example of this aspect of joint anatomy - temporary arrest lines.



  17. Concentric ribs

    Snapshot Title: Concentric ribs
    Taken by: Callan Bentley

    Image: Mahantango Formation, showing Zoophycos trace fossils
    Image Owner: Callan Bentley



    Description:

    joint propagation signature



  18. Zoophycos

    Snapshot Title: Zoophycos
    Taken by: Callan Bentley

    Image: Mahantango Formation, showing Zoophycos trace fossils
    Image Owner: Callan Bentley



    Description:

    Great curvy example



  19. Body fossil

    Snapshot Title: Body fossil
    Taken by: Callan Bentley

    Image: Mahantango Formation, showing Zoophycos trace fossils
    Image Owner: Callan Bentley



    Description:

    Brach??



  20. Zoophycos

    Snapshot Title: Zoophycos
    Taken by: Callan Bentley

    Image: Mahantango Formation, showing Zoophycos trace fossils
    Image Owner: Callan Bentley



    Description:

    more feeding traces



  21. Zoophycos

    Snapshot Title: Zoophycos
    Taken by: Callan Bentley

    Image: Mahantango Formation, showing Zoophycos trace fossils
    Image Owner: Callan Bentley



    Description:

    more feeding traces



  22. Zoophycos

    Snapshot Title: Zoophycos
    Taken by: Callan Bentley

    Image: Mahantango Formation, showing Zoophycos trace fossils
    Image Owner: Callan Bentley



    Description:

    feeding trace fossils



  23. Rock hammer

    Snapshot Title: Rock hammer
    Taken by: Callan Bentley

    Image: Mahantango Formation, showing Zoophycos trace fossils
    Image Owner: Callan Bentley



    Description:

    for sense of scale



  24. This edge...

    Snapshot Title: This edge...
    Taken by: Callan Bentley

    Image: Weverton Formation
    Image Owner: Callan Bentley



    Description:

    ...is defined by foliation.



  25. This edge...

    Snapshot Title: This edge...
    Taken by: Callan Bentley

    Image: Weverton Formation
    Image Owner: Callan Bentley



    Description:

    ...is defined by bedding.



  26. Foliation

    Snapshot Title: Foliation
    Taken by: Callan Bentley

    Image: Weverton Formation
    Image Owner: Callan Bentley



    Description:

    Runs at ~45 degrees from lower left to upper right across this sample.



  27. Bedding

    Snapshot Title: Bedding
    Taken by: Callan Bentley

    Image: Weverton Formation
    Image Owner: Callan Bentley



    Description:

    Runs left-to-right across this sample.



  28. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Weverton Formation
    Image Owner: Callan Bentley



    Description:

    1 cm



  29. A closer look

    Snapshot Title: A closer look
    Taken by: Callan Bentley

    Image: Devonian Hampshire, Latest Devonian Spechty Kopf, and lower Mississippian Rockwell formations roadcut on Corridor H, West Virginia
    Image Owner: Callan Bentley



    Description:

    The coal here contains abundant pyrite, as seen in this sample: www.gigapan.com/gigapans/170818



  30. A closer look

    Snapshot Title: A closer look
    Taken by: Callan Bentley

    Image: Slabs of Brallier Formation shale, Paw Paw Tunnel
    Image Owner: Callan Bentley



    Description:

    You can examine a macro GigaPan of chlorite slickensides here:
    www.gigapan.com/gigapans/170768



  31. A closer look

    Snapshot Title: A closer look
    Taken by: Callan Bentley

    Image: Slickensides on slabs of Brallier Formation shale, Paw Paw Tunnel
    Image Owner: Callan Bentley



    Description:

    Examine a hand sample of chlorite slickensides with this macro GigaPan:
    www.gigapan.com/gigapans/170768



  32. Pothole

    Snapshot Title: Pothole
    Taken by: Callan Bentley

    Image: Belle Isle and James River Park, Richmond, Virginia
    Image Owner: Callan Bentley



    Description:

    one of many in this expansive pavement outcrop



  33. Hiking

    Snapshot Title: Hiking
    Taken by: Callan Bentley

    Image: Belle Isle and James River Park, Richmond, Virginia
    Image Owner: Callan Bentley



    Description:

    with a hiking stick



  34. Picking up trash

    Snapshot Title: Picking up trash
    Taken by: Callan Bentley

    Image: Belle Isle and James River Park, Richmond, Virginia
    Image Owner: Callan Bentley



    Description:

    Cleaning up the park!



  35. Cyclists

    Snapshot Title: Cyclists
    Taken by: Callan Bentley

    Image: Belle Isle and James River Park, Richmond, Virginia
    Image Owner: Callan Bentley



    Description:

    Can't imagine they rode across this!



  36. Geopetal

    Snapshot Title: Geopetal
    Taken by: Callan Bentley

    Image: Stromatolites in Helena (Siyeh) Formation Limstone from Alberta, Canada
    Image Owner: Robin Rohrback-Schiavone



    Description:

    Which way is up?



  37. Ostracode

    Snapshot Title: Ostracode
    Taken by: Callan Bentley

    Image: Tonoloway Ostracode Bed
    Image Owner: Callan Bentley



    Description:

    Unusually clean, but with transverse stress fractures.



  38. Ostracode

    Snapshot Title: Ostracode
    Taken by: Callan Bentley

    Image: Tonoloway Ostracode Bed
    Image Owner: Callan Bentley



    Description:

    Partial peel-back of the shell.



  39. Ostracode shell

    Snapshot Title: Ostracode shell
    Taken by: Callan Bentley

    Image: Tonoloway Ostracode Bed
    Image Owner: Callan Bentley



    Description:

    Ostracodes are arthropods with significant "beanlike" shells surrounding their leggy bodies.



  40. 1 cm

    Snapshot Title: 1 cm
    Taken by: Callan Bentley

    Image: Tonoloway Ostracode Bed
    Image Owner: Callan Bentley



    Description:

    Scale bar



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