Thermal Study of Some Manganese Oxide Minerals

J. Laurence Kulp and Jose N. Perfetti

Department of Geology, Columbia University, New York City, N.Y.

Mineralogical Magazine; September 1950 v. 29; no. 210; p. 239-251; DOI: 10.1180/minmag.1950.029.210.08
© 1950, The Mineralogical Society
Mineralogical Society (www.minersoc.org)