The Conterminous United States Mineral Assessment Program; background information to accompany folio of geologic, geochemical, geophysical, and mineral resource maps of the Ajo and Lukeville 1 degree x 2 degrees quadrangles, Arizona
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author: Floyd Gray Richard M. Tosdal |
| Publication date | 1992 |
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| Missing/wrong data? | Edit Wikidata item |