Although there is a decrease in the strength of aggregates from apex to toe of fans as well as from young to old fans, the
differences between maximum and minimum of PL test varies amontested rock types (Table 3). For example, the differences between
highest and lowest Pl test range from 0.088 for highly metamorphozed
and serpentinized gabbro (sample 6) to 3.25 for granodioriteg