1. Jackson School of Geosciences, The University of Texas at Austin
GSA National Meeting 2016, Paper 200-9
Subsidence patterns and tectonic drivers of deformation revealed from carbonate-carbon isotopes: the case of the Early Pennsylvanian Ely-Bird Spring Basin
Daniel M. Sturmer
Jackson School of Geosciences, The University of Texas at Austin

2. Tectonic framework…
Modified from Trexler et al., 2003, 2004

3. Cyclothems = M.S./W.S. =P.S./G.S. =Cover
Grindstone Mountain,
Elko County
Grindstone Mountain, Elko County

4. Atokan Latest Miss. ~315 Ma ~323 Ma
Ron Blakey, 2005,

5. Challenges Indian Springs, Clark County Gass Peak, Clark County
Lee Canyon, Clark County
Grindstone Mountain,
Elko County
Arrow Canyon, Clark County
Illipah Reservoir,
White Pine County

7. Study area Nevada Ely Basin Bird Spring Basin ? MH
Modified from Stewart and Carlson, 1977

11. Morrowan to Ma

12. Atokan –
318.8 to Ma

13. Modified from Dickinson and Lawton (2003)

14. Figure courtesy of
Ron Blakey

15. Tectonic subsidence
EBSB + western
ARM basins
Xie and Heller, 2009

17. ? Modified from Dickinson and Lawton (2003)

18. Thank you

19. Acknowledgments Funding National Science Foundation
Nevada Petroleum Society
ExxonMobil Corporation
Geological Society of America
University of Nevada, Reno, DGSE and MSESE
Jim Trexler
Simon Poulson and Chris Sladek
Pat Cashman, Gina Tempel, Paula Noble, Jill Heaton, Bob Sheridan
Walt Snyder, Vladimir Davydov
Maggie Townsend, Sig Drellack, and Greg Doyle at the Nevada National Security Site

20. Acknowledgments Field Assistants Ross Whitmore Rachel Dolbier
Gwen Linde

21. Acknowledgments
Nicole Buckhouse, Danielle Villa, Amy Maldonado, Chuang Xuan, Yuxi (Ivy) Jin, Garrett Vice
Maggie Creek Ranch
Sandy and Bob Miller, Laura Heubner
Ron Blakey, Emeritus NAU Geology
Matt Saltzman, Kate Tierney, Alexa Sedlacek, Lynn Soreghan, Isabel Montañez, Lauren Greene Martin, Scott Ritter, John Groves, Tom Anderson, Wanda Taylor, Cal Stevens, Paul Stone, Andrew Hanson, Ganqing Jiang, Tamra Schiappa
Jerry and Nancy Sturmer, family and friends