leg site hole core section top interval depth(cm) bottom interval depth(cm) sample midpoint depth(m) analyst volume chapters analytical method 1 analytical method 2 analytical method 3 alteration rock type rock name li be b f cl sc v cr co ni cu zn ga ge ag se br rb sr y zr nb mo pd ag cd sn sb cs ba la ce pr nd sm eu gd tb dy ho er tm yb lu hf ta w ir pt au tl pb bi th u comments 31 296 55 1 135.0 137.0 652.50 653.86 Meijer,A. 31 26 ISOTOPE DILUTION IGNEOUS PYROXENE ANDESITE 6.692 6.86 1.79