TY - RPRT TI - Mineralogical basis for the interpretation of multi-element (ICP-AES), oxalic acid, and aqua regia partial digestions of stream sediments for reconnaissance exploration geochemistry AU - S. E. Church AU - E. L. Mosier AU - J. M. Motooka PY - 1987 DO - 10.1016/0375-6742(87)90078-1 UR - https://pubs.usgs.gov/publication/70014261 ID - 70014261 ER -