Ancient Lake Creede : its volcano-tectonic setting, history of sedimentation, and relation to mineralization in the Creede mining district / edited by Philip M. Bethke and Richard L. Hay.

Format:

Book

Contributor:

Bethke, Philip Martin, 1930-

Hay, Richard L. (Richard LeRoy), 1926-2006.

Series:

Special papers (Geological Society of America) ; 346.

Special paper ; 346

Language:

English

Subjects (All):

Geology, Stratigraphic--Oligocene.

Geology, Stratigraphic.

Glacial lakes.

Creede Formation (Colo.).

Glacial lakes--Colorado.

Colorado.

Physical Description:

vi, 332 pages : illustrations (some color), maps (some color) ; 28 cm.

Place of Publication:

Boulder, Colo. : Geological Society of America, 2000.

Contents:

1. Overview: Ancient Lake Creede / Philip M. Bethke, 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 [superscript 49]Ar/[superscript 39]Ar 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, 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, 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, Daniel O. Hayba 105

7. Intracaldera volcanism and sedimentation

Creede caldera, Colorado / Grant Heiken, Donathan Krier, Tamsin McCormick, 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, Philip H. Nelson 159

9. Sedimentary petrology and authigenic mineral distributions in the Oligocene Creede Formation, Colorado, United States / Daniel Larsen, Laura J. Crossey 179

10. Alteration history of volcaniclastic sediments in the upper Oligocene Creede Formation, southwestern Colorado / David B. Finkelstein, Stephen P. Altaner, Richard L. Hay 209

11. Stable isotope evolution and paleolimnology of ancient Lake Creede / Robert O. Rye, Philip M. Bethke, 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, 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, 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, Philip M. Bethke 301.

Notes:

Includes bibliographical references.

ISBN:

0813723469

OCLC:

43552449