Calderas of the San Juan volcanic field, southwestern Colorado : eighteen major ash-flow tuff sheets were deposited and perhaps as many related calderas developed during emplacement of an underlying shallow batholith in late Oligocene time / by Thomas A. Steven and Peter W. Lipman.
| Author/creator | Steven, Thomas A. |
| Other author | Lipman, Peter W. |
| Format | Book |
| Publication Info | Washington : U.S. Govt. Print. Off, 1976. |
| Description | iii, 35 pages : illustrations ; 30 cm. |
| Subjects |
| Series | Geological Survey professional paper ; 958 Geological Survey professional paper 958. ^A16492 |
| Local note | Joyner-FOR JOYNER LIBRARY HOLDINGS OF THE SERIES, GEOLOGICAL SURVEY PROFESSIONAL PAPERS, SEARCH BY CALL NUMBER QE75 .P9. |
| Bibliography note | Bibliography: p. 34-35. |
| LCCN | 75619377 |
| Govt. docs number | I 19.16:958 |