Geology of Unga Island and the northwestern part of Popof Island: Chapter 2 in A geological and geophysical study of the gold-silver vein system of Unga Island, Southwestern Alaska
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| Description | scholarly article by James R. Riehle et al published 1999 in Open-File Report |
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author: Nora B. Shew Frederic H. Wilson |
| Publication date | 1999 |
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