Microbanded manganese formations : protoliths in the Franciscan Complex, California /
Huebner, J. S.
Flohr, Marta J. K.
Washington : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey,
1990.
Includes bibliographical references (p. 67-72).
Manganese ores