Figure F14. Color measurements plotted in the a*-b* color plane. Note the weak bimodal distribution with one trend characteristic of brownish sediments (a* > 0) and the other typical for more greenish sediments (a*

Figure F14. Color measurements plotted in the a*-b* color plane. Note the weak bimodal distribution with one trend characteristic of brownish sediments (a* > 0) and the other typical for more greenish sediments (a* < 0).