TY - RPRT TI - Mineralogy and sample locality map of the nonmagnetic heavy-mineral-concentrate samples from the Mt. Katmai quadrangle and portions of the Naknek, Afognak, and Iliamna quadrangles, Alaska AU - G. J. Bennett AU - S. E. Church PY - 1987 DO - 10.3133/ofr87615 UR - https://pubs.usgs.gov/publication/ofr87615 ID - ofr87615 ER -