TY - RPRT TI - First steps of integrated spatial modeling of titanium, zirconium, and rare earth element resources within the Coastal Plain sediments of the southeastern United States AU - Karl J. Ellefsen AU - Bradley S. Van Gosen AU - David L. Fey AU - James R. Budahn AU - Steven M. Smith AU - Anjana K. Shah PY - 2015 DO - 10.3133/ofr20151111 UR - https://pubs.usgs.gov/publication/ofr20151111 ID - ofr20151111 ER -