Copper deposits of part of Helvetia mining district, Pima County, Arizona / by S.C. Creasey and George L. Quick.
| Uniform Title: | Geological Survey bulletin ;
1027-F. Contributions to economic geology. |
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| Main Authors: | |
| Corporate Author: | |
| Language: | English |
| Published: |
[Washington, D.C.] :
United States Department of the Interior, Geological Survey,
1955.
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| Series: | Geological Survey bulletin ;
1027-F. Contributions to economic geology. |
| Subjects: | |
| Online Access: | |
| Physical Description: | 1 online resource (iii, 301-323 pages, 5 pages of plates) : maps, charts. |
| Format: | Government Document Electronic eBook |