Painted Desert (Arizona) plateau's south border the Mogollon Rim, the north border of the Arizona transition zone. Owing to the strong rain shadow of the Mogollon Rim, the Painted Desert has a cold desert climate (Köppen "BWk"), with hot, dry summers and cold, though virtually snow-free winters. The annual precipitation is the lowest in northern Arizona and in many places is lower even than Phoenix. Much of the region is accessible only by foot or unpaved road though major highways and paved roads cut across the area. The towns of Cameron and Tuba City, both on the Navajo Nation, are two major settlements.
Desert rose (crystal) as the official rock of the US state of Oklahoma in 1968. The average size of rose rocks are anywhere from to in diameter. The largest recorded by the Oklahoma Geological Survey was across and high, weighing . Clusters of rose rocks up to tall and weighing more than have been found. Desert rose (crystal) Desert rose is the colloquial name given to rose-like formations of crystal clusters of gypsum or baryte which include abundant sand grains. The 'petals' are crystals flattened on the "c" crystallographic axis, fanning open in radiating flattened crystal clusters. The rosette crystal habit tends to