The uncertainties can reach centuries or even millennia due to carbon reservoir effects, wrong assumptions about sedimentation rates between and beyond the tie - point ages and due to the «lock - in depth», which means that magnetic particles might remain subject to adjustment while the sediment is
still unconsolidated.
Not exact matches
Much of the countries mineral wealth is
still hidden under a thick cover of
unconsolidated rock and soil, sediments and igneous rocks.