TY - RPRT TI - Geology and mineral resource potential of the Chattanooga 1° x 2° quadrangle, Tennessee and North Carolina — A preliminary assessment AU - Sandra H. Clark AU - Gregory T Spanski AU - D.G. Hadley AU - A. H. Hofstra PY - 1993 DO - 10.3133/b2005 UR - https://pubs.usgs.gov/publication/b2005 ID - b2005 ER -