We often wonder what the land we stand on was like in times past. Display Date: Wednesday, December 11, 2013. Also known as the Salt River Mountains, their domed profile belies their geologic origin as a metamorphic core complex. Geologic map of the Phoenix Mountains, Central Arizona Geologic Map of Petrified Forest National Park, Arizona Suggested Guidelines for Investigating Land Subsidence and Earth Fissure Hazards in Arizona You will create a short video (5-15 minutes) about your mountain and the processes the t made it.. The 1:12,000 scale geologic map of the McDowell Mountains in south-central Arizona, Maricopa County, represents more than 10 years of work by Steve Skotnicki - see figure 1 below. Phoenix Mountains: Topo map: USGS Paradise Valley: Geology; Mountain type: granite, sandstone: Climbing; Easiest route : Echo Canyon trail, Cholla trail: Camelback Mountain (O'odham: Cew S-wegiom) is a mountain in Phoenix, Arizona, United States. The Mohave Mountains and the Aubrey Hills form two … Users are responsible for verification of all facts and information to their own satisfaction. Click here to access the AZGS interactive map. The University makes no warranties or representations of any kind, and specifically disclaims all warranties including the warranty of merchantability and fitness for a particular purpose. In fact, many of our mountains and buttes are actually the tips of great miles-deep blocks, poking up like the corners of books tilting on a shelf. The range is one of several metamorphic core complexes in central Arizona. document archiving, management and discovery. It is completely surrounded by mountains and has a small range running right through the city. The South Mountains are among the recently recognized "metamorphic core complexes" of western North America and, as such, are similar in age and origin to other core complexes in Arizona, including the Rawhide, The map area is 184 square kilometers and consists of 13 major groupings of rock units, including 86 individual map units. What was here, we ask, when dinosaurs roamed, or when mountains were new? The geologic map and accompanyinq text that compose Bulletin 195 represent an important contribution to our understandinq of the geologic framework of Arizona. Some comprise truly ancient rocks. Click on the geology key button to view a key of the currently visible geology. Therefore, standard geology colors do not apply. Navajo Mountain is a prominent free-standing laccolith, a dome-shaped body of igneous rock that intruded into sedimentary layers and lifted up the overlying layer. This area includes the Phoenix Mountain Preserve (Squaw Peak/Piestewa Peak), Camelback Mountain, the Tempe Buttes, and South Mountain, as shown in the figure below. Skotnicki, S.J., 2018, Geologic Map of the McDowell Mountains, Maricopa County, Arizona. The Arizona Geological Survey's website hosts an interactive map of the geology of Arizona. Accuracy is not guaranteed, and the information contained or linked on this website should not be relied on except as general information. Description: The South Mountains of central Arizona are a typical, but geologically simple, metamorphic core complex. Reynolds, and D.A. Arizona is divided roughly equally between the Colorado Plateau in the north … geologic map was compiled by Johnson and Reynolds, and an early version was included in the thesis by Johnson (2000). Reynolds, and D.A. Nov. 7, 2013 | Papago Buttes | Phoenix, Arizona - Photo & caption by Wayne Ranney. Documents in the AZGS Document Repository collection are made available by the Arizona Geological Survey (AZGS) and the University Libraries at the University of Arizona. Reneau, B.E. Geologic map of the Phoenix Mountains, Central Arizona, v. 1.0, by J.K. Johnson, S.J. The low point is in the Gila Valley, which is about 900 feet. Contact the Park. In this project you will investigate the geology of some prominent Phoenix landmark mountains and present it to the class. Hansen 1999 Introduction. Geologic Map of the Mojave Mountains Area, Mojave County, Western Arizona By K.A. Howard, J.E. Phone: (805) 370-2301. The Mohave Mountains area surrounds Lake Havasu City, Arizona, in the Basin and Range physiographic province (fig. 1). Publication type: Report: Publication Subtype: USGS Numbered Series: Title: Geologic map of the Tucson Mountains Caldera, southern Arizona: Series title: IMAP The maps, reports, and other information and content on this website are provided as a public service for informational purposes only. The Western Carpathians are separated from the Alps by the valley of the river Danube (only from the geographical point of view; the geological boundary is the so-called Carnuntum gate) and the Raaba line. Geology, GeoHistory, and GeoScenery of the Valley of the Sun, Phoenix, and Scottsdale, Arizona. What can 10,000 years possibly mean to us, let alone 65,000 or 70 million? Geology of the Phoenix Mountains The northwest-trending Phoenix Mountains are composed of Proterozoic and Tertiary bedrock surrounded by Quaternary alluvium (see geologic map … The South Mountains are located five miles south of downtown Phoenix, AZ and are part of the largest municipal park in the United States at over 15,000 acres. Wilshire, J.K. Nakata, J.W. FAQ; Site Index; Español; … The igneous rock at the core of the mountain is wrapped in sedimentary layers. Contact Us. The area includes a main range, with 420 m (1,378 ft) of local relief, as well as several isolated peaks. This unit includes related sandstone and shale exposed near Show Low, Morenci (Pinkard Formation), and around Deer Creek south of Globe. The maps, reports, and other information and content on this website are provided as a public service for informational purposes only. The English name is derived from its shape, which resembles the hump and head of a kneeling camel. | Metadata UUID: 0cb53d89-7da8-11e0-905b-d1ee394edb61, Arizona Geological Survey Contributed Maps, Geologic map of the Phoenix Mountains, Central Arizona - Text, Geologic map of the Phoenix Mountains, Central Arizona - Map Sheet, Geologic map of the Phoenix Mountains, Central Arizona, Geologic Map of Petrified Forest National Park, Arizona, Suggested Guidelines for Investigating Land Subsidence and Earth Fissure Hazards in Arizona. The western half of the range is underlain by Precambrian metamorphic and granitic rocks, whereas the eastern half is primarily a composite middle Tertiary pluton. The University makes no warranties or representations of any kind, and specifically disclaims all warranties including the warranty of merchantability and fitness for a particular purpose. Tan sandstone (Dakota Sandstone) overlain by gray shale (Mancos Shale); deposited in beach, river delta, and shallow sea settings. MORE: See a Geologic Timeline Of The Phoenix Area. Stratigraphy, Tectonics & Geologic History Precambrian: Before 541 million years ago. Over the last two years we have been investigating both the Bedrock and Quaternary Geology of the range. 1). The geologic map and report by Johnson, Reynolds and Jones (2004) can be downloaded here: http://repository.azgs.az.gov/uri_gin/azgs/dlio/1110, 520.621.2470 | 1955 East 6th Street, P.O. The Mancos Shale is overlain by the Mesaverde Group (map unit Kmv). John, and V.L. Source: Arizona Geological Survey The area includes a main range, with 420 m (1,378 ft) of local relief, as well as several isolated peaks. The main goals of this study were to document the bedrock geology, reconstruct the geologic history, and produce a 1:24,000 geologic map of the range. This geology map of the Santa Monica Mountains was designed so that people with the most common types of color blindness can see the various geology units. Geologic Overview The geology of the Phoenix Mountains is dominated by Proterozoic low-grade metamorphic rocks that display a northeast-striking, steeply southeast-dipping cleavage. Accuracy is not guaranteed, and the information contained or linked on this website should not be relied on except as general information. © 2021 The Arizona Board of Regents on behalf of The University of Arizona. This history is evident all around us. Read GeoStories & be part of GemLand at: INTERACTIVE MAPS for GeoScenery: Website Sections: other Services: If you like rocks, scenery, prehistory, gemstones, geology, & stars in the sky, to our FREE EMAIL NEWSLETTER. Nielson, H.G. Phoenix Mountain Overview. Tools. GEOLOGY OF PHOENIX MOUNTAINS FINAL PROJECT DUE DECEMBER 17, 2018. From Camelback Mountain near Scottsdale, the mountains extend about 15 miles northwestward to Moon Hill. Mailing Address: 26876 Mulholland Highway Calabasas, CA 91302 . CM-04-A,T Text and color map. Jones, 2003, 15 p., scale 1:24,000, 1 CD-ROM. Jones, 2003, 15 p., scale 1:24,000, 1 CD-ROM. The oldest rocks in Arizona likely date to the late Archean or early Proterozoic, although evidence of earlier geology was overwritten during the Yavapai orogeny and the Mazatzal orogeny—major mountain building events 1.8 to 1.6 billion years ago. Though we may imagine different … Goodge, S.L. Arizona Geologic Map. Box 210184, Tucson, AZ 85721. If you are viewing the combined geology map, clicking on either 'Bedrock geology' or 'Superficial deposits' in the title bar of this information window allows you to toggle between the two results. Geologic snapshots capturing Arizona’s geologic setting and mining history with a picture of the day from 1 January through 31 December 2013. Description: The Phoenix Mountains form a conspicuous and picturesque feature on the north side of the Salt River Valley in the Phoenix, Scottsdale, and Paradise Valley area of Southern Maricopa County, Arizona. Users are responsible for verification of all facts and information to their own satisfaction. Space, in geologic terms, is an equally difficult notion, though we don't often recognize the difficulty. The White Tank Mountains are a moderate sized (4,000 ft) mountain range about 25 miles west of Phoenix, Arizona. 1). http://repository.azgs.az.gov/uri_gin/azgs/dlio/1110, Geologic Map of the Phoenix Mountains, Phoenix, Arizona, Earth fissure encountered constructing Loop 202, Phoenix, AZ, Aggregate sources in the Phoenix Metro Area, Stream deposits in the Phoenix Metro area, Basalt dike Saguaro National Park East, Tucson, Arizona. Title: Geologic map of the Tucson Mountains caldera, southern Arizona Author(s): Lipman, P.W. Topo map: USGS White Tank Mountains (AZ) Geology; Age of rock: 35 Ma: Mountain type : Metamorphic: The White Tank Mountains are a mountain range located in central Arizona. Two Middle … Geologic map of the Phoenix Mountains, Central Arizona, v. 1.0, by J.K. Johnson, S.J. First of all, thereis the notion of geologic time.We humans think in terms oflifetimes or of centuries. Last updated: August 13, 2015. GemLand (R) is Gemstones, Arizona Geology, Stargazing, Rocks & Ruins Tours, Gemological Services, for Phoenix, Scottsdale, the Superstition Mountains, and Sedona. The geologic mapping for this study covers the main part of the range, including (from northwest to southeast) Moon Hill, Shaw Butte, North Mountain, Stoney Mountain, Dreamy Draw, Squaw Peak, and the informally named Quartzite Ridge. Check out previous GeoSnaps/Images of the Day. General Information. The mountains are on the western periphery of the Phoenix metropolitan area, primarily flanked by the suburban cities of Buckeye to the southwest, and Surprise to the northeast. The Phoenix Mountains, located within the Phoenix metropolitan area of central Arizona, are a northwest-trending, uplifted fault block that extends for about 13 km (8 miles) from Moon Hill in the northwest to Camelback Mountain in the southeast (Fig. Robert Scarborough Geology challenges the humanimagination. The Phoenix Mountains, located within the Phoenix metropolitan area of central Arizona, are a northwest-trending, uplifted fault block that extends for about 13 km (8 miles) from Moon Hill in the northwest to Camelback Mountain in the southeast (Fig. Read GeoStories & be part of GemLand at: INTERACTIVE MAPS for GeoScenery: Website Sections: other Services: If you like rocks, scenery, prehistory, gemstones, geology, & stars in the sky, to our FREE EMAIL NEWSLETTER. For the most part Phoenix is a very flat city with no rolling hills throughout the city. Geologic history. Arizona Geological Survey Contributed Map, CM-18-B, v 1.0, map scale 1:12,000. Phoenix is said to have the best urban hiking in the nation. Publishing Organization: U.S. Geological Survey Series and Number: Miscellaneous Investigations Series Map I-2205 Publication Date: 1993 Map Scale: 1:24,000 Cross Section: Yes North Latitude: 32° 22' 30" N (32.3750) South Latitude: 32° 7' 30" N (32.1250) The database was developed as a contribution to the National Cooperative Geologic Mapping Program's National Geologic Map Database, and is intended to provide a general geologic setting of the Yucaipa quadrangle. Click on the 'Further details' link to open the BGS Lexicon of Named Rock Units. Users can select individual units to see brief descriptions, as well as stratigraphic relationships and depositional environments for sedimentary rocks. 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