Next is the Hermit Formation (formerly called Hermit Shale), which contains more amounts of mudstone than sandstone and thus weathers into a broad terrace upon which much of the city of Sedona is … [Read more...]
Creation of the Verde Valley and Verde Lake
If someone were hiking in the Sedona area 10 million years ago, they would see the Sedona red rocks partially exposed in an ancestral form of the Mogollon Rim, which itself was partly buried by lava … [Read more...]