Sierra Prieta
The Sierra Prieta is a long mountain range in central-northwest Arizona. The range is the mountainous region west of Prescott, with prominent Thumb Butte,, a volcanic plug, on the city's west perimeter.
The range is attached to the northwest of the Bradshaw Mountains, and Granite Mountain, a recreation site, as well as a rockclimbing location, is part of the range's northeast section, overlooking Williamson [Valley (Arizona)|Williamson Valley], further northeast.
The Sierra Prieta range is adjacent the northwest perimeter of the Arizona transition zone, mostly known by its perimeter Mogollon Rim.
Description
Sierra Prieta is a mostly northwest by southeast section of mountains. The highest peak in the south is Mount Francis,, which borders the Bradshaw Mountains; Arizona [State Route 89] traverses between the two mountain ranges.The range highpoint is Granite Mountain,, anchoring the range's N & NNE; it is separated from the central section by Little Granite Mountain, to the southwest, and by Tonto Mountain,, which is due west. Two other peaks form the range's center, West Spruce Mountain,, and Williams Peak,.