Manganese nodules were retrieved during cruise TOWMAS of the R/V Thomas Washington from Scripps Oceanographic Institution (SIO). Their chemical composition was determined using atomic absorption spect
Format of files is text, two tab-delimited columns: 1. Angle of goniometer, 2. Counts. Samples were measured with a Cobalt K-alpha bulb in goniometer steps of 0.02 degree. File names consist of core l