TY - RPRT TI - Alteration mapping in granitic gneiss using handheld geophysical and geochemical instruments: Implications for iron oxide-apatite and rare earth elements exploration AU - Kaitlyn A. Suarez AU - Michael L. Williams AU - Gregory J. Walsh AU - Daniel E. Harlov AU - Michael J. Jercinovic AU - Daniel J. Tjapkes AU - Ian W. Hillenbrand PY - 2025 DO - 10.1016/j.oreoa.2025.100116 UR - https://pubs.usgs.gov/publication/70271451 ID - 70271451 ER -