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Callan Bentley's Snapshots

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  1. Greenland Gap

    Snapshot Title: Greenland Gap
    Taken by: Callan Bentley

    Image: Westward Facing Quarry Wall (Wide View), Corridor H
    Image Owner: Marissa Dudek



    Description:

    Quartz-sandstone-rimmed anticline defining the ridge to the east, cut into w/ Greenland Gap.



  2. Fractures = fluid flow

    Snapshot Title: Fractures = fluid flow
    Taken by: Callan Bentley

    Image: Westward Facing Quarry Wall (Wide View), Corridor H
    Image Owner: Marissa Dudek



    Description:

    Clear evidence of alteration of the rock along the sides of fracture surfaces, preferred conduits for fluid flow through the subsurface.



  3. Lungfish burrows

    Snapshot Title: Lungfish burrows
    Taken by: Callan Bentley

    Image: Hampshire Formation, Corridor H, West Virginia
    Image Owner: Marissa Dudek



    Description:

    Four of them (vertical tubes) in this snapshot.



  4. Vertical tube

    Snapshot Title: Vertical tube
    Taken by: Callan Bentley

    Image: Hampshire Formation, Corridor H, West Virginia
    Image Owner: Marissa Dudek



    Description:

    Possible lungfish burrow.



  5. A closer look

    Snapshot Title: A closer look
    Taken by: Callan Bentley

    Image: Hampshire Formation, Corridor H, West Virginia
    Image Owner: Marissa Dudek



    Description:

    Here's a macro look at the contact between the oxidized and reduced zones in this shale. gigapan.com/gigapans/170646



  6. Fold

    Snapshot Title: Fold
    Taken by: Callan Bentley

    Image: Moose Mountain
    Image Owner: Mary Sanseverino



    Description:

    Nice exposure!



  7. A closer look

    Snapshot Title: A closer look
    Taken by: Callan Bentley

    Image: "Diamond in the Rough" outcrop of Hampshire Formation, Corridor H, West Virginia
    Image Owner: Callan Bentley



    Description:

    Here's a sample from this site of the contact between oxidized and reduced muds: gigapan.com/galleries/10019/gigapans/170646



  8. Zoom in here for a closer look

    Snapshot Title: Zoom in here for a closer look
    Taken by: Callan Bentley

    Image: Slump Blocks and Channel fills in the Pennsylvanian Conemaugh Group - cropped
    Image Owner: Alan Pitts



    Description:

    gigapan.com/gigapans/177173



  9. GigaPanner Callan Bentley
  10. Jacob's staff

    Snapshot Title: Jacob's staff
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    with 10-cm divisions. oriented horizontally.



  11. Truncation

    Snapshot Title: Truncation
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    Coal and gray sand+siltstone truncated by white channel sandstone



  12. Car

    Snapshot Title: Car
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    The field vehicle



  13. GigaPanner at work

    Snapshot Title: GigaPanner at work
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    gigapan.com/profiles/callanbentley



  14. The Dragon's Tongue

    Snapshot Title: The Dragon's Tongue
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    (Mitch Blake gets credit for the name.) This is coal.



  15. Incisional channel

    Snapshot Title: Incisional channel
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    Maybe?



  16. Rockslide

    Snapshot Title: Rockslide
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    The outcrop crumbles



  17. The Dragon's Tongue

    Snapshot Title: The Dragon's Tongue
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    (moniker by Mitch Blake)



  18. Channel

    Snapshot Title: Channel
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    with multiple episodes of infilling???



  19. Another truncated coal

    Snapshot Title: Another truncated coal
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    Orange-stained sandstone above



  20. Truncation

    Snapshot Title: Truncation
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    thin-bedded siltstone truncated by white sandstone



  21. Rockslide

    Snapshot Title: Rockslide
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    These outcrops are already falling apart.



  22. Truncation

    Snapshot Title: Truncation
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    Coal is older than sandstone



  23. GigaPan in progress

    Snapshot Title: GigaPan in progress
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    The results are here: gigapan.com/galleries/10019/gigapans/177078



  24. GigaPanMobile

    Snapshot Title: GigaPanMobile
    Taken by: Callan Bentley

    Image: "Dragon's Tongue" Outcrop, Corridor H, West Virginia
    Image Owner: Jeffrey Rollins



    Description:

    Of MAGICian Callan Bentley gigapan.com/profiles/callanbentley



  25. Cross-bedding

    Snapshot Title: Cross-bedding
    Taken by: Callan Bentley

    Image: Conococheague Formation exposed near Mulberry Run, Virginia
    Image Owner: Jeffrey Rollins



    Description:

    A signal of deposition in a directional current of water.



  26. Crenulated shale

    Snapshot Title: Crenulated shale
    Taken by: Callan Bentley

    Image: Conemaugh Group, showing paleoslump and fluvial scour features, Corridor H, West Virginia
    Image Owner: Callan Bentley



    Description:

    1 cm wavelength crinkle folds in the shale right here.



  27. Recumbent folds
  28. What it's all about

    Snapshot Title: What it's all about
    Taken by: Callan Bentley

    Image: Conemaugh Group, showing paleoslump and fluvial scour features, Corridor H, West Virginia
    Image Owner: Callan Bentley



    Description:

    The key feature of this outcrop is that the moderately dipping shale and a coal seam are truncated by a shallowly-dipping internally cross-bedded sandstone (with conglomerate).



  29. Truncation of coal

    Snapshot Title: Truncation of coal
    Taken by: Callan Bentley

    Image: Conemaugh Group, showing paleoslump and fluvial scour features, Corridor H, West Virginia
    Image Owner: Callan Bentley



    Description:

    This 2 meter wide snapshot shows the key feature of this outcrop - moderately dipping shale and a coal seam truncated by a shallowly-dipping internally cross-bedded sandstone (with conglomerate).



  30. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Conemaugh Group, showing paleoslump and fluvial scour features, Corridor H, West Virginia
    Image Owner: Callan Bentley



    Description:

    Jacob's staff with 10 cm increments marked off in blue. Set as a horizontal reference marker, too.



  31. Scroll left

    Snapshot Title: Scroll left
    Taken by: Callan Bentley

    Image: Conococheague Formation exposed near Mulberry Run, Virginia
    Image Owner: Callan Bentley



    Description:

    Take a closer look at the next outcrop to the left (west) with this GigaPan: www.gigapan.com/gigapans/177155



  32. Scroll right

    Snapshot Title: Scroll right
    Taken by: Callan Bentley

    Image: Conococheague Formation at Mulberry Run, showing stromatolites
    Image Owner: Callan Bentley



    Description:

    Take a look at the next outcrop to the right (east): gigapan.com/gigapans/150643



  33. Stromatolite

    Snapshot Title: Stromatolite
    Taken by: Callan Bentley

    Image: Conococheague Formation at Mulberry Run, showing stromatolites
    Image Owner: Callan Bentley



    Description:

    dome-shaped layered microbial mat



  34. Rock hammer

    Snapshot Title: Rock hammer
    Taken by: Callan Bentley

    Image: Conococheague Formation at Mulberry Run, showing stromatolites
    Image Owner: Callan Bentley



    Description:

    to serve as a sense of scale.



  35. Bedding orientation

    Snapshot Title: Bedding orientation
    Taken by: Callan Bentley

    Image: Conemaugh Group, Corridor H
    Image Owner: Callan Bentley



    Description:

    320°, 50° (right hand rule)



  36. Coal inclusion

    Snapshot Title: Coal inclusion
    Taken by: Callan Bentley

    Image: Conemaugh Group, Corridor H
    Image Owner: Callan Bentley



    Description:

    Coalified tree trunk? Deformed coal stratum?



  37. Folding

    Snapshot Title: Folding
    Taken by: Callan Bentley

    Image: Conemaugh Group, Corridor H
    Image Owner: Callan Bentley



    Description:

    Bedding here is folded to a subvertical (slightly overturned position) - It's 295°, 10° at the lower left of this snapshot (right hand rule), 152°, 90° in the middle right (along the edge of the b...



  38. Folding

    Snapshot Title: Folding
    Taken by: Callan Bentley

    Image: Conemaugh Group, Corridor H
    Image Owner: Callan Bentley



    Description:

    Looks like some folding (soft sediment deformation??) in this gray shale package.



  39. Marker bed

    Snapshot Title: Marker bed
    Taken by: Callan Bentley

    Image: Conemaugh Group, Corridor H
    Image Owner: Callan Bentley



    Description:

    Prominent thick-bedded sandstone with central coal seam; stained orange. Hanging wall.



  40. Marker bed

    Snapshot Title: Marker bed
    Taken by: Callan Bentley

    Image: Conemaugh Group, Corridor H
    Image Owner: Callan Bentley



    Description:

    Prominent thick-bedded sandstone with central coal seam; stained orange. Footwall.



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