1. Skip to navigation
  2. Skip to content
  3. Skip to sidebar


Callan Bentley's Snapshots

Go to page:
  1. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Anorthosite, Adirondack Mountains, New York
    Image Owner: Callan Bentley



    Description:

    This black bar is 1 cm long.



  2. Reaction rims

    Snapshot Title: Reaction rims
    Taken by: Callan Bentley

    Image: Anorthosite, Adirondack Mountains, New York
    Image Owner: Callan Bentley



    Description:

    Necklaces of garnet around pyroxene amid plagioclase.



  3. Holey moley

    Snapshot Title: Holey moley
    Taken by: Callan Bentley

    Image: LiDAR-based digital elevation map of the Timberville, VA quadrangle
    Image Owner: Callan Bentley



    Description:

    So many sinkholes!!



  4. Sinkholes

    Snapshot Title: Sinkholes
    Taken by: Callan Bentley

    Image: LiDAR-based digital elevation map of the Timberville, VA quadrangle
    Image Owner: Callan Bentley



    Description:

    Karst much?



  5. Timberville

    Snapshot Title: Timberville
    Taken by: Callan Bentley

    Image: LiDAR-based digital elevation map of the Timberville, VA quadrangle
    Image Owner: Callan Bentley



    Description:

    The town



  6. Brock's Gap

    Snapshot Title: Brock's Gap
    Taken by: Callan Bentley

    Image: LiDAR-based digital elevation map of the Timberville, VA quadrangle
    Image Owner: Callan Bentley



    Description:

    Water gap! Martinsburg to Oswego transition exposed.



  7. Asymmetry

    Snapshot Title: Asymmetry
    Taken by: Callan Bentley

    Image: Stromatolites and ooids in banded iron formation
    Image Owner: Callan Bentley



    Description:

    Interesting that there appears to be more of the relatively coarse hematite on one side of the this stromatolite than the other.



  8. Hematite ooids

    Snapshot Title: Hematite ooids
    Taken by: Callan Bentley

    Image: Stromatolites and ooids in banded iron formation
    Image Owner: Callan Bentley



    Description:

    Inorganic primary concretions



  9. Stromatolitic laminae

    Snapshot Title: Stromatolitic laminae
    Taken by: Callan Bentley

    Image: Stromatolites and ooids in banded iron formation
    Image Owner: Callan Bentley



    Description:

    Fossil photosynthetic slime.



  10. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Stromatolites and ooids in banded iron formation
    Image Owner: Callan Bentley



    Description:

    This bar is 1 cm in length.



  11. Garnet

    Snapshot Title: Garnet
    Taken by: Callan Bentley

    Image: Littleton Formation Schist from Mt. Washington, NH
    Image Owner: Robin Rohrback



    Description:

    Rather petite, next to the pseudoandalusites.



  12. Ripple?

    Snapshot Title: Ripple?
    Taken by: Callan Bentley

    Image: Martinsburg Formation
    Image Owner: Callan Bentley



    Description:

    check out the 3D variation in thickness of this sand bed. Is this a preserved ripple crest?



  13. Sandstone vs. shale

    Snapshot Title: Sandstone vs. shale
    Taken by: Callan Bentley

    Image: Martinsburg Formation
    Image Owner: Callan Bentley



    Description:

    The two lithologies at this outcrop weather out differently.



  14. Pencil for scale

    Snapshot Title: Pencil for scale
    Taken by: Callan Bentley

    Image: Martinsburg Formation
    Image Owner: Callan Bentley



    Description:

    cm demarcations thereupon



  15. Camouflage

    Snapshot Title: Camouflage
    Taken by: Callan Bentley

    Image: Skolithos in the Hampshire Formation
    Image Owner: Callan Bentley



    Description:

    This one is a little more subtle than the others.



  16. Bedding-parallel burrow

    Snapshot Title: Bedding-parallel burrow
    Taken by: Callan Bentley

    Image: Skolithos in the Hampshire Formation
    Image Owner: Callan Bentley



    Description:

    Same dimensions as the rest, just a different orientation.



  17. Skolithos

    Snapshot Title: Skolithos
    Taken by: Callan Bentley

    Image: Skolithos in the Hampshire Formation
    Image Owner: Callan Bentley



    Description:

    top of the tube



  18. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Skolithos in the Hampshire Formation
    Image Owner: Callan Bentley



    Description:

    This blue bar is 1 cm long.



  19. Mud cracks

    Snapshot Title: Mud cracks
    Taken by: Callan Bentley

    Image: Folded strata of the Silurian Tonoloway Formation
    Image Owner: Callan Bentley



    Description:

    Many of the thinly laminated layers here show dessication cracks, as can be seen in these two samples:
    gigapan.com/gigapans/183042 and
    gigapan.com/gigapans/179411



  20. Mud cracks

    Snapshot Title: Mud cracks
    Taken by: Callan Bentley

    Image: Tonoloway Formation Faults (Close Up), Corridor H
    Image Owner: Marissa Dudek



    Description:

    Many of the thinly laminated layers here show dessication cracks, as can be seen in these two samples:
    gigapan.com/gigapans/183042 and
    gigapan.com/gigapans/179411



  21. Mud cracks

    Snapshot Title: Mud cracks
    Taken by: Callan Bentley

    Image: Anticline/Syncline Pair Patterson Creek Mountain Anticline WV55 North Side
    Image Owner: Alan Pitts



    Description:

    Many of the thinly laminated layers here show dessication cracks, as can be seen in these two samples:
    gigapan.com/gigapans/183042 and
    gigapan.com/gigapans/179411



  22. Mud cracks

    Snapshot Title: Mud cracks
    Taken by: Callan Bentley

    Image: Patterson Creek Mountain Anticline 1
    Image Owner: Alan Pitts



    Description:

    Many of the thinly laminated layers here show dessication cracks, as can be seen in these two samples:
    gigapan.com/gigapans/183042 and
    gigapan.com/gigapans/179411



  23. Mud cracks

    Snapshot Title: Mud cracks
    Taken by: Callan Bentley

    Image: NEW new WV 55 west of Moorefield Anticline
    Image Owner: Alan Pitts



    Description:

    Many of the thinly laminated layers here show dessication cracks, as can be seen in these two samples:
    gigapan.com/gigapans/183042 and
    gigapan.com/gigapans/179411



  24. Mud cracks

    Snapshot Title: Mud cracks
    Taken by: Callan Bentley

    Image: Anticline/Syncline Pair Patterson Creek Mountain Anticline WV55
    Image Owner: Alan Pitts



    Description:

    Many of the thinly laminated layers here show dessication cracks, as can be seen in these two samples:
    gigapan.com/gigapans/183042 and
    gigapan.com/gigapans/179411



  25. Folds

    Snapshot Title: Folds
    Taken by: Callan Bentley

    Image: Anticline/Syncline Pair Patterson Creek Mountain Anticline WV55
    Image Owner: Alan Pitts



    Description:

    Crumpled up



  26. Mud cracks

    Snapshot Title: Mud cracks
    Taken by: Callan Bentley

    Image: Tonoloway Formation, folded as part of Patterson Creek Mountain Anticline, Corridor H, West Virginia
    Image Owner: Callan Bentley



    Description:

    Many of the thinly laminated layers here show dessication cracks, as can be seen in these two samples:
    gigapan.com/gigapans/183042 and
    gigapan.com/gigapans/179411



  27. Virtual specimen

    Snapshot Title: Virtual specimen
    Taken by: Callan Bentley

    Image: Massanutten Sandstone
    Image Owner: Callan Bentley



    Description:

    A clean sample that shows a primary sedimentary structure can be seen here: gigapan.com/gigapans/182397



  28. Cross-section

    Snapshot Title: Cross-section
    Taken by: Callan Bentley

    Image: Buzzard Rocks
    Image Owner: Callan Bentley



    Description:

    If you were able to look down on the cross-sectioned edge of this bedding plane here, you would see something that looks like this: gigapan.com/gigapans/182397



  29. Cross-section

    Snapshot Title: Cross-section
    Taken by: Callan Bentley

    Image: Buzzard Rocks
    Image Owner: Callan Bentley



    Description:

    If you were able to look down on the cross-sectioned edge of this bedding plane here, you would see something that looks like this: gigapan.com/gigapans/182397



  30. Virtual sample

    Snapshot Title: Virtual sample
    Taken by: Callan Bentley

    Image: Buzzard Rocks
    Image Owner: Callan Bentley



    Description:

    Here's a sample of the Massanutten Sandstone: gigapan.com/gigapans/126687



  31. Virtual sample

    Snapshot Title: Virtual sample
    Taken by: Callan Bentley

    Image: Massanutten Sandstone
    Image Owner: Callan Bentley



    Description:

    Here's a sample of the Massanutten Sandstone: gigapan.com/gigapans/126687



  32. Massanutten Sandstone

    Snapshot Title: Massanutten Sandstone
    Taken by: Callan Bentley

    Image: Buzzard Rocks
    Image Owner: Callan Bentley



    Description:

    Here's a sample of the Massanutten Sandstone: gigapan.com/gigapans/126687



  33. Conglomerate

    Snapshot Title: Conglomerate
    Taken by: Callan Bentley

    Image: Hanging Rock Anticline, east side
    Image Owner: Callan Bentley



    Description:

    Though most of this outcrop is quartz arenite (or was, prior to metamorphism), there is also some quartz pebble conglomerate (now metaconglomerate) that represents higher-energy depositional condition...



  34. Conglomerate

    Snapshot Title: Conglomerate
    Taken by: Callan Bentley

    Image: Tuscarora Sandstone exposed at Hanging Rock Anticline, West Virginia
    Image Owner: Callan Bentley



    Description:

    Though most of this outcrop is quartz arenite (or was, prior to metamorphism), there is also some quartz pebble conglomerate (now metaconglomerate) that represents higher-energy depositional condition...



  35. Conglomerate

    Snapshot Title: Conglomerate
    Taken by: Callan Bentley

    Image: Rose Hill Formation / Tuscarora Formation contact
    Image Owner: Callan Bentley



    Description:

    Though most of this outcrop is quartz arenite (or was, prior to metamorphism), there is also some quartz pebble conglomerate (now metaconglomerate) that represents higher-energy depositional condition...



  36. Conglomerate

    Snapshot Title: Conglomerate
    Taken by: Callan Bentley

    Image: Hanging Rock Anticline, West Virginia
    Image Owner: Callan Bentley



    Description:

    Though most of this outcrop is quartz arenite (or was, prior to metamorphism), there is also some quartz pebble conglomerate (now metaconglomerate) that represents higher-energy depositional condition...



  37. Rust

    Snapshot Title: Rust
    Taken by: Callan Bentley

    Image: Rose Hill Formation / Tuscarora Formation contact
    Image Owner: Callan Bentley



    Description:

    Some of the quartzite at this site is stained by rust: gigapan.com/gigapans/183127



  38. Rust

    Snapshot Title: Rust
    Taken by: Callan Bentley

    Image: Hanging Rock Anticline, east side
    Image Owner: Callan Bentley



    Description:

    Some of the quartzite at this site is stained by rust: gigapan.com/gigapans/183127



  39. Rust

    Snapshot Title: Rust
    Taken by: Callan Bentley

    Image: Tuscarora Sandstone exposed at Hanging Rock Anticline, West Virginia
    Image Owner: Callan Bentley



    Description:

    Some of the quartzite at this site is stained by rust: gigapan.com/gigapans/183127



  40. Rust

    Snapshot Title: Rust
    Taken by: Callan Bentley

    Image: Hanging Rock Anticline, West Virginia
    Image Owner: Callan Bentley



    Description:

    Some of the quartzite at this site is stained by rust: gigapan.com/gigapans/183127



Go to page: