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Table of Contents - Special Paper 346

Ancient Lake Creede

1. Overview: Ancient Lake Creede
Philip M. Bethke and Richard L. Hay
1
2. Central San Juan caldera cluster: regional volcanic framework
Peter W. Lipman
9
3. Duration of sedimentation of the Creede Formation from 49Ar/39Ar ages
Marvin A. Lanphere
71
4. Recognition of primary and diagenetic magnetizations to determine the magnetic polarity record and timing of deposition of the moat-fill rocks of the Oligocene Creede caldera, Colorado
Richard L. Reynolds, Joseph G. Rosenbaum, Donald S. Sweetkind, Marvin A. Lanphere, Andrew P. Roberts, and Kenneth L. Verosub
77
5. Neogene geomorphic and climatic evolution of the central San Juan Mountains, Colorado: K/Ar age and stable isotope data on supergene alunite and jarosite from the Creede mining district
Robert O. Rye, Philip M. Bethke, Marvin A. Lanphere, and Thomas A. Steven
95
6. Hydrologic budget of the late Oligocene Lake Creede and the evolution of the upper Rio Grande drainage system
Paul B. Barton, Thomas A. Steven, and Daniel O. Hayba
105
7. Intracaldera volcanism and sedimentation-Creede caldera, Colorado
Grant Heiken, Donathan Krier, Tamsin McCormick, and M.G. Snow
127
8. Stratigraphy, correlation, depositional setting, and geophysical characteristics of the Oligocene Snowshoe Mountain Tuff and Creede Formation in two cored boreholes
Daniel Larsen and Philip H. Nelson
159
9. Sedimentary petrology and authigenic mineral distributions in the Oligocene Creede Formation, Colorado, United States
Daniel Larsen and Laura J. Crossey
179
10. Alteration history of volcaniclastic sediments in the upper Oligocene Creede Formation, southwestern Colorado
David B. Finkelstein, Stephen P. Altaner, and Richard L. Hay
209
11. Stable isotope evolution and paleolimnology of ancient Lake Creede
Robert O. Rye, Philip M. Bethke, and David B. Finkelstein
233
12. Isotopic studies of authigenic sulfides, silicates, and carbonates, and calcite and pyrite veinlets in the Creede Formation, San Juan Mountains, southwest Colorado
Philip M. Bethke, Robert O. Rye, and David B. Finkelstein
267
13. Sulfur, carbon, and oxygen isotope geochemistry of pyrite and calcite from veins and sediments sampled by borehole CCM-2, Creede caldera, Colorado
Robert P. Ilchik and Douglas Rumble III
287
14. Evolution of the Creede caldera and its relation to mineralization in the Creede mining district, Colorado
Paul B. Barton, Robert O. Rye, and Philip M. Bethke
301
  Index 327