| U.S. Geological Survey Geologic Investigations Series I-2738 |
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| GEOLOGIC AND AEROMAGNETIC MAPS OF THE FOSSIL RIDGE AREA AND VICINITY, GUNNISON COUNTY, COLORADO |
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| *By* Ed DeWitt,1 R.S. Zech,1 C.G.        Chase,2 R.E. Zartman,3 R.P. Kucks,1 Bruce        Bartleson,4 G.C. Rosenlund,5*and* Drummond        Early, III6 |
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Version 1.0

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| **1**U.S. Geological Survey, Denver Federal Center, Denver, CO 80225                                |
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| **2**Department of Geosciences, University of Arizona, Tucson, AZ 85719                             |
| **3**U.S. Geological Survey, Denver Federal Center, Denver, CO 80225                                |
| Present address: Department of Geological Sciences,University of Cape Town, Cape Town, South Africa |
| **4**Department of Geology, Western State College, Gunnison, CO 81230                               |
| **5**GRG Corporation, 4175 Harlan St., Wheat Ridge, CO 80033                                        |
| **6**U.S. Bureau of Mines, 5629 Minnehaha, Minneapolis, Minnesota 55417                             |

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| PDF files for viewing and    printing:                                                                                                     |
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| Map PDF file (10.66 MB)                                                                                                                    |
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| Pamphlet PDF file (2.28 MB)  (This version of the report is accessible as defined in Section            508.)                              |
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| Metadata file:                                                                                                                             |
| Metadata text file (14 KB)                                                                                                                 |
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| Download GIS files:                                                                                                                        |
| ZIPPED archive of ArcInfo files and metadata          (1.96 MB)GZIPPED TAR archive of ArcInfo files and metadata (1.98 MB)                 |
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| ZIPPED archive of georeferenced topographic base map (5.05 MB)GZIPPED TAR archive of georeferenced topographic          base map (5.05 MB) |

| Full-color printed copies of this publication can be purchased at Information    Services, U.S. Geological Survey (1-888-ASK-USGS). |
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