Provenance Graph created by Joy Branlund, Southwestern Illinois College using data from Mebane, C.A., 1994, Preliminary Natural Resource Survey - Blackbird Mine, Lemhi County, Idaho, U.S. National Oceanic and Atmospheric Administration, Hazardous Materials Assessment and Response Division, Seattle, WA., 130 pp. (https://profile.usgs.gov/cmebane).
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