“What would a billion years of erosion do to the top of this basement rock?4 Erosion carves valleys between mountains and gullies or canyons between hills. But the top of the basement rock just beneath the Jurassic Entrada Sandstone is perfectly flat!5 It looks like not even one year elapsed between these features.
Similarly, what would a billion years of earthquakes and tectonic motions do to basement rock? They would leave numerous fissures, tilts, and cracks. But the top of the basement rock looks perfectly horizontal and intact to this day!
Noah’s Flood Solves the Mystery”
Read more of the details here: https://www.icr.org/article/gunnison-black-canyon-flood-solves-mysterious-time