St. Francois Mountains, April 2004

Igneous and Metamorphic Geology Field Trip

Please note: all photos are copyright 2004 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 last year (2003)

Page 1: Saturday, Hawn State Park to Tiemann Shut-Ins (or go to page 2 or page 3 )

1. Hawn State Park: Eric (MU), Christie (UA), Sarah (UA), Zak (MU), Fred (MU) and Glen (UA)

 

2 through 5: Enclaves in biotite granite, Hawn State Park

6. The oldest (known) rock in Missouri: granitic orthogneiss, HSP

7. Fred and the Great Unconformity (between Precambrian granite and Cambrian sandstones)

 

8. panoramic view oveer the Butler Hill caldera, from the fire tower at Knob Lick

9. Knoblick granite intruding Grassy Mountain Ignimbrite

11.

10. Is this flow banding? If so, why is it vertical here?

 

11, 12, 13. Mafic dike swarm near Skrainka Hill

13. So if the dikes intruded the granite, where did this blob come from? (2-D cross section of 3-D feature?)

14. Sarah and mafic dike

15. panoramic view of the Great Unconformity again - this time with a weathered dike too

16. John, Fred, Zak and Eric (posing for their first album cover?)

Page 2
Page 3

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