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Texas Bureau of Economic Geology
Down to Earth at Tuff Canyon, Big Bend National Park, Texas |
DOWN TO EARTH AT TUFF CANYON, BIG BEND NATIONAL PARK, TEXAS
By
Daniel S. Barker
BUREAU OF ECONOMIC GEOLOGY
Bureau of Economic Geology
Scott W. Tinker, Director
The University of Texas at Austin
Austin, Texas 78713-8924
Bureau of Economic Geology
Scott W. Tinker, Director
The University of Texas at Austin
Austin, Texas 78713-8924
2000
state/tx/2000-DE02/index.htm
Last Updated: 03-Aug-2009