TY - RPRT TI - Mercury methylation influenced by areas of past mercury mining in the Terlingua district, Southwest Texas, USA AU - J. E. Gray AU - M.E. Hines AU - H. Biester PY - 2006 DO - 10.1016/j.apgeochem.2006.08.016 UR - https://pubs.usgs.gov/publication/70028883 ID - 70028883 ER -