Older than trees.

Older than bones.

Drones from land masses that don’t exist anymore.

There are Appalachian mountains with coal seams and those are the younger ones, because they formed in some places before the land biomass that made coal and oil existed.

They contain layers of fossils from ancient whales back to small crustaceans.

480 million years ago trilobites were being heft out of the sea by the Appalachians.

The Appalachians existed for 20 million years before bearing witness to a million year long meteor shower from the L-chondrite debris, and witnessed the earth with rings of comet orbiting for eons.