![Mineral exploration / Placer deposit / Prospecting / Gangue / Koyuk / Alaska / Ore / United States Geological Survey / Economic geology / Geology / Science Mineral exploration / Placer deposit / Prospecting / Gangue / Koyuk / Alaska / Ore / United States Geological Survey / Economic geology / Geology / Science](https://www.pdfsearch.io/img/33292e5b42f80206bf7aa4d843e283a9.jpg) Date: 2012-07-25 12:40:14Mineral exploration Placer deposit Prospecting Gangue Koyuk Alaska Ore United States Geological Survey Economic geology Geology Science | | Alaska Resource Data File Norton Bay quadrangle Descriptions of the mineral occurrences shown on the accompanying figure follow. See U.S. Geological Survey[removed]for a description of the information content of each fieAdd to Reading ListSource URL: ardf.wr.usgs.govDownload Document from Source Website File Size: 191,53 KBShare Document on Facebook
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