St. Francois Mountains, April 2008

Igneous and Metamorphic Geology Field Trip

Please note: all photos are copyright 2008 Alan Whittington.
Please feel free to use them for academic or other non-profit purposes.
For all other uses, or higher resolution images,
please contact me at whittingtona@missouri.edu

This goes for other pictures on this site too, although why you would want them I don't know...


Also check out pictures from 2003 and 2004 and 2005 and 2006

Page 3: Taum Sauk Flood Scar (part 1)

(Jump to page 1 or page 2; Taum Sauk pictures are on page 3 and page 4)

 

28: East Fork Black River. Note flat limestone bedding planes (newly exposed).

29: More limestone.

30: East Fork Black River. Note erosion on left and deposition of a bouldery point bar on right (looking upstream - reservoir on skyline)

31: Boulder conglomerate (or was it in situ deposition on a granite tor?).

32: The granite

33: Granite / sandstone

34: Weathering rind on granite

35: The view upstream.

36: Approaching the base of the scar.

37: Panorama from below the base of the scar

38: Base of the scar: this scour at the break in slope has filled in quite a bit.

39: Boulder conglomerate again.

40: Weathering rinds.

41: Weathering rinds.

42: And again.

43: Ripple marks in sandstone lenses around the granite boulders

44: Striations on the outcrop surface.

45: The striations point directly downhill, away from the dam.

 

 

(Jump to page 1 or page 2; Taum Sauk pictures are on page 3 and page 4)


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