TY - RPRT TI - Chemical fluxes and origin of a manganese carbonate-oxide-silicate deposit in bedded chert AU - J.S. Huebner AU - M.J.K. Flohr AU - J. N. Grossman PY - 1992 DO - 10.1016/0009-2541(92)90104-d UR - https://pubs.usgs.gov/publication/70017127 ID - 70017127 ER -