Published August 1988
| Published
Journal Article
Open
Lithologic column of the "Arkoma" Drillhole and its relation to the Cajon Pass Deep Drillhole
- Creators
- Silver, Leon T.
- James, Eric W.
Chicago
Abstract
The 1795 m "Arkoma" Federal 1-26 well, 48.5 m from the Cajon Pass Deep Drillhole (CPDDH), provides additional lithologic and structural data pertinent to that project. Basement surface was encountered 158 m deeper than in the CPDDH. Rock units correlate well between the holes; the offset persists to 1128 m. Below this depth both lithologic unit thicknesses and fault zones correlate between holes on subhorizontal projections. A combination of previously unrecognized high-angle and low-angle faults of several ages are required to explain the structures. Blind low angle faults may be regionally important.
Additional Information
© 1988 by the American Geophysical Union. Received April 6, 1988; revised July 14, 1988; accepted July 14, 1988. Robert Johnson, DOSECC engineer, Supplied the well-survey information presented in Figure1 and incorporated in Figure 2. R. Weldon, P. Pezard and K. Meisling have been generous in sharing their ideas and experience as well as providing preprints of important papers. M. Zoback provided geophysical logs for the Arkoma hole as well as extensive discussions. Weldon and Meisling provided thoughtful reviews. This work supported by the National Science Foundation and DOSECC. Contribution No. 4636, Division of Geological and Planetary Sciences California Institute of Technology.Attached Files
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Additional details
- Eprint ID
- 44231
- Resolver ID
- CaltechAUTHORS:20140310-152425705
- NSF
- DOSECC
- Created
-
2014-03-11Created from EPrint's datestamp field
- Updated
-
2021-11-10Created from EPrint's last_modified field
- Other Numbering System Name
- Caltech Division of Geological and Planetary Sciences
- Other Numbering System Identifier
- 4636