3 ms·Within the rock construction are wood beams, mortar and charcoal that are all datable.by UberFly 6mo agoWithin the rock construction are wood beams, mortar and charcoal that are all datable.dmos62 6mo agoI stand corrected.card_zero 6mo agoThere's also optically stimulated luminescence which can tell you when a rock was buried! I don't know that it's ever been used on a pyramid, but it exists.