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Callan Bentley's Snapshots

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  1. Fresh cut

    Snapshot Title: Fresh cut
    Taken by: Callan Bentley

    Image: Side yard, September 2012
    Image Owner: Callan Bentley



    Description:

    The "Farm Boss" works!



  2. Name of the GigaPanner

    Snapshot Title: Name of the GigaPanner
    Taken by: Callan Bentley

    Image: Side yard, September 2012
    Image Owner: Callan Bentley



    Description:

    .



  3. Woodpecker holes

    Snapshot Title: Woodpecker holes
    Taken by: Callan Bentley

    Image: Side yard, September 2012
    Image Owner: Callan Bentley



    Description:

    Two of them!



  4. Blue thing

    Snapshot Title: Blue thing
    Taken by: Callan Bentley

    Image: Blue Hole, Passage Creek, George Washington National Forest, Virginia
    Image Owner: Callan Bentley



    Description:

    Some trash? I didn't notice this when I was there.



  5. This slab here

    Snapshot Title: This slab here
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#1 of 2)
    Image Owner: Callan Bentley



    Description:

    has some nice trace fossils exposed on the bedding plane: gigapan.com/gigapans/113765



  6. This slab here

    Snapshot Title: This slab here
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#2 of 2)
    Image Owner: Callan Bentley



    Description:

    has some nice trace fossils exposed on the bedding plane: gigapan.com/gigapans/113765



  7. Trace fossils

    Snapshot Title: Trace fossils
    Taken by: Callan Bentley

    Image: Slab of Massanutten Sandstone
    Image Owner: Callan Bentley



    Description:

    Depressions highlighted by moss growth.



  8. Trace fossils

    Snapshot Title: Trace fossils
    Taken by: Callan Bentley

    Image: Slab of Massanutten Sandstone
    Image Owner: Callan Bentley



    Description:

    Bedding-parallel burrows, about the same thickness as a length of sisal rope.



  9. Dam it!

    Snapshot Title: Dam it!
    Taken by: Callan Bentley

    Image: Blue Hole, Passage Creek, George Washington National Forest, Virginia
    Image Owner: Callan Bentley



    Description:

    The swimming hole is a few feet deeper thanks to this "natural" deposit of rocks.



  10. Tilted beds of Massanutten Sandstone

    Snapshot Title: Tilted beds of Massanutten Sandstone
    Taken by: Callan Bentley

    Image: Blue Hole, Passage Creek, George Washington National Forest, Virginia
    Image Owner: Callan Bentley



    Description:

    Here, you're looking perpendicular to the strike. These beds are dipping towards the perspective of the GigaPanner.



  11. Rock hammer

    Snapshot Title: Rock hammer
    Taken by: Callan Bentley

    Image: Slab of Massanutten Sandstone
    Image Owner: Callan Bentley



    Description:

    ...to provide a sense of scale.



  12. Lens cap

    Snapshot Title: Lens cap
    Taken by: Callan Bentley

    Image: Slab of Massanutten Sandstone
    Image Owner: Callan Bentley



    Description:

    to provide a sense of scale, distorted though it may be. Diameter = 62 mm.



  13. Tilted beds of Massanutten Sandstone

    Snapshot Title: Tilted beds of Massanutten Sandstone
    Taken by: Callan Bentley

    Image: Blue Hole, Passage Creek, George Washington National Forest, Virginia
    Image Owner: Callan Bentley



    Description:

    You're looking along strike in this snapshot. What would you estimate the dip to be?



  14. Knot

    Snapshot Title: Knot
    Taken by: Callan Bentley

    Image: Blue Hole, Passage Creek, George Washington National Forest, Virginia
    Image Owner: Callan Bentley



    Description:

    in the ropeswing rope.



  15. Limestone block

    Snapshot Title: Limestone block
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#1 of 2)
    Image Owner: Callan Bentley



    Description:

    presumably from the Shenandoah Valley. (road fill)



  16. Rock hammer

    Snapshot Title: Rock hammer
    Taken by: Callan Bentley

    Image: Blue Hole, Passage Creek, George Washington National Forest, Virginia
    Image Owner: Callan Bentley



    Description:

    ...to provide a sense of scale.



  17. Signature of an evolving technique

    Snapshot Title: Signature of an evolving technique
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#2 of 2)
    Image Owner: Callan Bentley



    Description:

    Can you tell which columns I shot with a fixed focal distance, and which ones had auto-focus on?



  18. Sandstone beds are dipping

    Snapshot Title: Sandstone beds are dipping
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#1 of 2)
    Image Owner: Callan Bentley



    Description:

    Why are they at an angle here, rather than horizontal?



  19. White car

    Snapshot Title: White car
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#1 of 2)
    Image Owner: Callan Bentley



    Description:

    Traveling southbound on the Fort Valley Road.

    Neither complete nor in focus, however.



  20. "Red Hole" sign

    Snapshot Title: "Red Hole" sign
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#1 of 2)
    Image Owner: Callan Bentley



    Description:

    Some thoughtful vandal decided to let you know where you are...



  21. Rock hammer

    Snapshot Title: Rock hammer
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#1 of 2)
    Image Owner: Callan Bentley



    Description:

    ...to convey a sense of scale.



  22. Fill

    Snapshot Title: Fill
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#2 of 2)
    Image Owner: Callan Bentley



    Description:

    Limestone (from the Shenandoah Valley) used to support the Fort Valley Road (flat surface at top).



  23. Ripple marks

    Snapshot Title: Ripple marks
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#2 of 2)
    Image Owner: Callan Bentley



    Description:

    Preserved in 3D on the upper surface of the thick "Red Hole" labeled bed, and as an undulating lower surface to the overlying (medium-thickness) bed.



  24. Rock hammer

    Snapshot Title: Rock hammer
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#2 of 2)
    Image Owner: Callan Bentley



    Description:

    ...to convey a sense of scale.



  25. "Red Hole" graffiti

    Snapshot Title: "Red Hole" graffiti
    Taken by: Callan Bentley

    Image: Red Hole, Passage Creek, George Washington National Forest, Virginia (#2 of 2)
    Image Owner: Callan Bentley



    Description:

    Some fool painted the rock, but at least the identity of the place is clear.



  26. Teleprompters

    Snapshot Title: Teleprompters
    Taken by: Callan Bentley

    Image: Republican National Convention Keynote
    Image Owner: gigapanturner



    Description:

    Just sayin'.



  27. Hole

    Snapshot Title: Hole
    Taken by: Callan Bentley

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



    Description:

    viewed obliquely



  28. Slicks overprinted by...

    Snapshot Title: Slicks overprinted by...
    Taken by: Callan Bentley

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



    Description:

    ... thoughtless grafitti



  29. Slug / snail feeding traces

    Snapshot Title: Slug / snail feeding traces
    Taken by: Callan Bentley

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



    Description:

    Mark of the radula!



  30. Ripple marks

    Snapshot Title: Ripple marks
    Taken by: Callan Bentley

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



    Description:

    Residual primary structures resulting from current flow



  31. Square-topped pins

    Snapshot Title: Square-topped pins
    Taken by: Callan Bentley

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



    Description:

    Same as others, just neater looking



  32. Pins

    Snapshot Title: Pins
    Taken by: Callan Bentley

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



    Description:

    to hold slabs of rock in place



  33. Slickensides

    Snapshot Title: Slickensides
    Taken by: Callan Bentley

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



    Description:

    Grinding of one rock slab against its neighbor produces these fine lines.



  34. Lens cap for scale

    Snapshot Title: Lens cap for scale
    Taken by: Callan Bentley

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



    Description:

    Diameter = 63 mm



  35. Slicks highlighted by mildew

    Snapshot Title: Slicks highlighted by mildew
    Taken by: Callan Bentley

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



    Description:

    Ew.



  36. Overlapping "leaves" of

    Snapshot Title: Overlapping "leaves" of
    Taken by: Callan Bentley

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



    Description:

    crystal fiber lineations



  37. Lens cap for scale

    Snapshot Title: Lens cap for scale
    Taken by: Callan Bentley

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



    Description:

    63 mm diameter



  38. Slickensides

    Snapshot Title: Slickensides
    Taken by: Callan Bentley

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



    Description:

    Note the steps on these crystal fiber lineations: they indicate that the slab of rock seen here had another slab (since pulled away) moving up relative to it.



  39. Disembodied torso

    Snapshot Title: Disembodied torso
    Taken by: Callan Bentley

    Image: Paw Paw Tunnel, upstream exit
    Image Owner: Callan Bentley



    Description:

    of a very nice reading instructor from Montgomery College.



  40. Park ranger

    Snapshot Title: Park ranger
    Taken by: Callan Bentley

    Image: Paw Paw Tunnel, upstream exit
    Image Owner: Callan Bentley



    Description:

    The Smokey Bear hat gives it away.



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