Painted Rock Mountains Painted Rock Mountains The Painted Rocks Mountains are a short 15-mile (24 km) long mountain range of the north-central Sonoran Desert southwest of Phoenix, Arizona and in southwest Maricopa County. The Gila River flows through the central-north end of the range. The famous Painted Rock Petroglyph Site lies at the northeast end of the range, adjacent the Painted Rock Reservoir, and the reservoir lies at the eastern end of the agricultural river valley that is locally names as the Lower Gila River Valley, extending approximately from the Colorado River at Yuma to the west and the reservoir at the east.
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