TY - RPRT TI - Distribution of mining-related trace elements in streambed and flood-plain sediment along the middle Big River and tributaries in the Southeast Missouri Barite District, 2012–15 AU - David C. Smith AU - John G. Schumacher PY - 2018 DO - 10.3133/sir20185103 UR - https://pubs.usgs.gov/publication/sir20185103 ID - sir20185103 ER -