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Callan Bentley's Snapshots

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  1. Cleavage fan

    Snapshot Title: Cleavage fan
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - folds and faults
    Image Owner: Callan Bentley



    Description:

    "spraying out" from the fold hinge region.



  2. Fold

    Snapshot Title: Fold
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - folds and faults
    Image Owner: Callan Bentley



    Description:

    Asymmetric / overturned



  3. Scale pencil

    Snapshot Title: Scale pencil
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - folds and faults
    Image Owner: Callan Bentley



    Description:

    With black bars on the side each 1 cm in length.



  4. Scale card

    Snapshot Title: Scale card
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - folds and faults
    Image Owner: Callan Bentley



    Description:

    Inches on the top; centimeters on the bottom.



  5. Oyster

    Snapshot Title: Oyster
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    Oyster fossils - thick, gray shells



  6. Turitella

    Snapshot Title: Turitella
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    High-spiraled snail fossil



  7. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    This black bar is 1 centimeter tall.



  8. 1 cm

    Snapshot Title: 1 cm
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    This black bar is one centimeter in length.



  9. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    This black bar on the side of this throroughly-dismembered pencil is 1 centimeter in length.



  10. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    1 inch, on the DGMR scale card.



  11. Turitella

    Snapshot Title: Turitella
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    A nice long section.



  12. Coral fossil

    Snapshot Title: Coral fossil
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    Radiating septa.



  13. Turitella

    Snapshot Title: Turitella
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    High-spiraled snail fossils in a variety of orientations, accompanied by thick gray oyster shells.



  14. Turitella

    Snapshot Title: Turitella
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - Fossils in the quarry
    Image Owner: Callan Bentley



    Description:

    high-spiraled snail (gastropod) fossils, cross-sectioned in a variety of orientations.



  15. Synform

    Snapshot Title: Synform
    Taken by: Callan Bentley

    Image: Cristo Rey: Buda Formation - overturned syncline
    Image Owner: Callan Bentley



    Description:

    Overturned? Sheared?



  16. Slope of Cristo Rey

    Snapshot Title: Slope of Cristo Rey
    Taken by: Callan Bentley

    Image: Cristo Rey: Mesilla Valley Formation - folds
    Image Owner: Callan Bentley



    Description:

    If you keep walking uphill (to the right), you can summit Cristo Rey, a laccolith topped by a cross (a popular pilgrimage site).



  17. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Cristo Rey: Mesilla Valley Formation - folds
    Image Owner: Callan Bentley



    Description:

    This black bar is 1 centimeter in length.



  18. Smokestack

    Snapshot Title: Smokestack
    Taken by: Callan Bentley

    Image: Angular Unconformity, west of El Paso, Texas
    Image Owner: Callan Bentley



    Description:

    These rocks are quarried for cement production.



  19. Cristo Rey

    Snapshot Title: Cristo Rey
    Taken by: Callan Bentley

    Image: Angular Unconformity, west of El Paso, Texas
    Image Owner: Callan Bentley



    Description:

    This is the large statue of the cross that adorns the summit of the Cristo Rey laccolith. The morning we were there, 3 people were robbed at gunpoint by the shrine.



  20. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Angular Unconformity, west of El Paso, Texas
    Image Owner: Callan Bentley



    Description:

    This Coke bottle (apparently full of urine???) gives a sense of scale tot he GigaPan.



  21. Pyroclastic surge deposits

    Snapshot Title: Pyroclastic surge deposits
    Taken by: Callan Bentley

    Image: Kilbourne Hole, detail A
    Image Owner: Callan Bentley



    Description:

    Big, powerful eruption.



  22. Contact metamorphism

    Snapshot Title: Contact metamorphism
    Taken by: Callan Bentley

    Image: Kilbourne Hole, detail A
    Image Owner: Callan Bentley



    Description:

    Baked soils



  23. Basalt

    Snapshot Title: Basalt
    Taken by: Callan Bentley

    Image: Kilbourne Hole, detail A
    Image Owner: Callan Bentley



    Description:

    The Afton flow, 70-80 ka.



  24. Field vehicle

    Snapshot Title: Field vehicle
    Taken by: Callan Bentley

    Image: Kilbourne Hole, detail A
    Image Owner: Callan Bentley



    Description:

    This is what happened to the last geologists to visit this site.



  25. Zoom in

    Snapshot Title: Zoom in
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    Around the corner, the road cut continues. Examine it in closer detail with this GigaPan:
    gigapan.com/gigapans/129411



  26. Detail

    Snapshot Title: Detail
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    More detail of this part of the outcrop can be seen at this close-range GigaPan: gigapan.com/gigapans/129404



  27. Detail

    Snapshot Title: Detail
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    More detail of this part of the outcrop can be seen at this close-range GigaPan: gigapan.com/gigapans/129361



  28. Detail

    Snapshot Title: Detail
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    More detail of this part of the outcrop can be seen at this close-range GigaPan: gigapan.com/gigapans/129325



  29. Detail

    Snapshot Title: Detail
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    More detail of this part of the outcrop can be seen at this close-range GigaPan:
    gigapan.com/gigapans/129324



  30. Zoom in

    Snapshot Title: Zoom in
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    For a closer look at this portion of the outcrop, please visit this GigaPan: gigapan.com/gigapans/129332



  31. Zoom in

    Snapshot Title: Zoom in
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    For a closer look at this portion of the outcrop, please visit this GigaPan: gigapan.com/gigapans/129331



  32. Zoom in

    Snapshot Title: Zoom in
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    For a closer look at this portion of the outcrop, please visit this GigaPan:
    gigapan.com/gigapans/129363



  33. Zoom in

    Snapshot Title: Zoom in
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    For a closer look at this portion of the outcrop, please visit this GigaPan:
    gigapan.com/gigapans/129366



  34. Zoom in

    Snapshot Title: Zoom in
    Taken by: Callan Bentley

    Image: Confusion Hill overview GigaPan #1
    Image Owner: Callan Bentley



    Description:

    For a closer look at this portion of the outcrop, please visit this GigaPan:
    gigapan.com/gigapans/129367



  35. 10 cm

    Snapshot Title: 10 cm
    Taken by: Callan Bentley

    Image: Confusion Hill medium-range outcrop #5
    Image Owner: Callan Bentley



    Description:

    Ten centimeters of vertical distance.



  36. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Confusion Hill medium-range outcrop #5
    Image Owner: Callan Bentley



    Description:

    This stick is 1 meter tall.



  37. Cross-cutting relationships

    Snapshot Title: Cross-cutting relationships
    Taken by: Callan Bentley

    Image: Confusion Hill medium-range outcrop #4
    Image Owner: Callan Bentley



    Description:

    Which dike came first?



  38. 5 cm

    Snapshot Title: 5 cm
    Taken by: Callan Bentley

    Image: Confusion Hill medium-range outcrop #4
    Image Owner: Callan Bentley



    Description:

    This is 5 vertical centimeters along the length of this meter stick.



  39. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Confusion Hill medium-range outcrop #4
    Image Owner: Callan Bentley



    Description:

    This stick is 1 meter tall.



  40. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: Confusion Hill medium-range outcrop #3
    Image Owner: Callan Bentley



    Description:

    This stick is 1 meter tall.



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