| Title: | Pre-Cambrian igneous rocks of the Unkar terrane, Grand Canyon of the Colorado, Arizona |
| Author: | Walcott, Charles D. (Charles Doolittle), 1850-1927 |
| Author: | Iddings, Joseph Paxson, 1857-1920 |
| Note: | Gov't print. off., 1895 |
| Link: | page images at HathiTrust |
| No stable link: | This is an uncurated book entry from our extended bookshelves, readable online now but without a stable link here. You should not bookmark this page, but you can request that we add this book to our curated collection, which has stable links. |
| Subject: | Geology, Stratigraphic -- Precambrian |
| Subject: | Geology -- Arizona |
| Subject: | Igneous rocks |
| Subject: | Petrology -- Arizona |
| Other copies: | Look for editions of this book at your library, or elsewhere. |
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