Geology of the Great Southern Basin, NV-CA Spring Field Course, March 2009 - PowerPoint PPT Presentation

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Geology of the Great Southern Basin, NV-CA Spring Field Course, March 2009

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  1. Geology of the Great Southern Basin, NV-CASpring Field Course, March 2009 Instructors: Dr. Mary Beth Gray, Dr. Carl Kirby, Dr. Kaustubh Patwardhan Students: Amy Jewett, Anne Strader, Cara Porteus, Cullen Kortyna, Erin Donaghy,, Emily Bitely, Eva Lipiec, Ed Bauer, Eric Lynch, Jeremy Byler, Kait Fleming, Kristi Grandy, Lauren Hall, Lily Pfeifer Enthusiast: Wesley Sigl

  2. Pre-trip preparation at Bucknell: Viewing 3-D images of Death Valley

  3. Loading the limo: 6 AM at Bucknell

  4. All bright-eyed…..for a few minutes anyway….

  5. Passing time at the Newark airport

  6. Grand Canyon

  7. Lake Mead

  8. The Las Vegas “Strip”

  9. Angular Unconformity at Furnace Creek

  10. Dante’s View

  11. bajada Looking Northwest from Dante’s View

  12. Salt deposits Badwater Alluvial Fan

  13. Salt deposits at Badwater

  14. A doubting geologist testing for halite

  15. Dr. Gray explaining desert pavement

  16. 282 ft below sea level

  17. Sea level sign

  18. Funeral Mountains Old Lake Manly Shoreline deposit

  19. Artists’ Drive – Funeral Mountains

  20. Looking for the dip in the road…

  21. Exploring a trench in an alluvial fan

  22. Dr. Gray describes the development of a fanhead trench

  23. Finding slickenlines in the alluvial fan

  24. Corkscrew Mountain

  25. The 27-mile one-way gravel road to Titus Canyon

  26. A stop at Red Pass along the way

  27. Still on the road to Titus Canyon

  28. Leadfield mine workings

  29. Finally there!

  30. Taking care of Eric

  31. Not a fold!

  32. Figuring out that the rocks are overturned

  33. Petroglyphs at Klare Spring

  34. Petroglyphs at Klare Spring

  35. Unconformity?

  36. No, it’s an overturned anticline.

  37. see?

  38. Dr. Gray describes the faulting in the Bonanza King Formation

  39. Mystery breccia near the mouth of Titus Canyon

  40. Mystery breccia near the mouth of Titus Canyon

  41. still a mystery…

  42. kangaroo rat – 1/10 life size!

  43. provisioning at Beatty, Nevada

  44. Lathrop Wells cinder cone - mined for scoria

  45. Crater Flats cinder cones

  46. Climbing Black Cone

  47. Taking in the view at the summit of Black Cone

  48. Dr. Patwardhan shows the group a volcanic bomb

  49. Pyroclastic Eruption!