Main Keys for "copper***ores"
| Title | Author(s) | Publication | Year | Online Access |
|---|---|---|---|---|
| Data on copper occurrences associated with Permian formations in Texas, Oklahoma, and Kansas | U.S. Bureau of Mines | U.S. Bureau of Mines, Open-file no. 10-69, variously paginated | 1969 | N/A |
Found 1 result(s).