Jan 10, 2016:This nugget took over an hour to dig and chisel out. It was 10″ deep in caliche. Caliche is a cemented conglomerate sort of rock very common in the desert SW.
Jan 10, 2016:This nugget took over an hour to dig and chisel out. It was 10″ deep in caliche. Caliche is a cemented conglomerate sort of rock very common in the desert SW.