Yosemite National Park California U.S. Department of the Interior Overview of Digital Geologic Data for Sheet 2: Detailed Map of

Kapp Khd Qwgs Qg Keca Qwgs Infrastructure Geologic Units Kyc - Granodiorite Kecd - , quartz rich quartzKs monzonite Keca Qts buildings Qal - Alluvium Keca Ktc - Tonalite of Tamarack Creek Kar - Granodiorite of Arch Rock Keca Qwgs Kecb PZmsq Khd roads Keca Kbv - Bridalveil Granodiorite Ktmc Qtl - Talus Kblt - Bass Lake Tonalite Khd Geologic Contacts Qts Kecd Qts - Talus and Slopewash Klt - Leaning Tower Granite KJqdg - Quartz diorite, diorite and gabbro approximate Qtl Khde % % % % % % % % % % Qts Keca Qg - Glacial deposits Ktmc - Quartz diorite of Tamarack Creek Qts Jqtr Kecd- Quartz Diorite of South Fork Of Tuolumne River gradational Qal Qts Kapp Khde Qal Qwgs - Glacial DepositsKecc of Wisconsin Stage of Matthes (1930) Kid - Quartz diorite KecbJdi - Diorite Qts known or certain Kecb Ks quadrangle boundary Kapp - Aplite and pegmatite Ktg - Taft Granite PZmsq - Quartz-mica schist and quartzite Keca Qg subaqueous (inferred) Khd - Granodiorite Kec - El Capitan Granite PZpr - Quartzite and Schist of Pilot Ridge

water or shoreline Khde - HalfKecc Dome Granodiorite,Qts equigranular facies Keca - El Capitan Granite, granodiorite facies Water Kecc Ktmc Qts Khd Kglp - Granodiorite of Kecb - El Capitan Granite, quartz monzonite facies Khd Qtl Ks - Sentinel GranodioriteKecc Kecc - El Capitan Granite, quartz rich granodiorite facies

Qwgs Kecc Kecc Jdi Kecc Qg Qts Qal Qal Ks Qts Kecc Qtl Eagle Yosemite% % % Valley Visitor Center Khd Kid Peak T Ks Qal Khde Qal 7779ft H 2371m R YOSEMITE E Yosemite VILLAGE The Ahwahnee Kec E Qtl Lodge Half Dome Qal Kec B Middle 8836ft Kec Brother R 2693m Kid O Kec Ktg

Kblt Kid T Qg

Lower H

E Brother R Kec Qtl

S Qal

El Capitan 7569ft Qtl KJqdg 2307m Qal Nature Center Khd Big Oak Flat Road Qal at Qal Glacier Point 4035ft Qtl Merced River 7214 ft 1230m Qg 2199 m Qtl Qtl Northside Drive El Portal Road Southside Drive Kglp Qg Kec Qtl Wawona Road Klt Kec Khd Qtl Road Point Kec Ks Qg Kblt Kec Qal Qg Kec Khd Qal Kar KJqdg Glacier Qal Khd Ktg Kec KJqdg Kec Kec Ktg Ktg Qal Kbv Kar Kec Khd This figure is an overview of compiled digital geologic data. It is not a substitute for site-specific investigations. Kec Ktg Qg Minor inaccuracies may exist regarding the location of geologic features relative to other geologic or geographic features on the figure. Based on the source map scales (1:48,000 and 1:62,500) and U.S. National Map Accuracy Standards, geologic features represented here are within 24 meters/80 feet (48,000) and 32 meters/104 feet (62,500) (horizontally) of their true location. Qal Qg This figure was prepared as part of the NPS Geologic Resources Division’s Geologic Resources Inventory. The source maps used in creation of the digital product include U.S. Geological Survey and California Division of Mines and Geology publications (see Geologic Map Data section in report for specific sources). North 0 1 2 3 Kec Qal Kilometers Digital geologic data and cross sections for Yosemite National Park, and all other digital geologic data prepared as part of the Geologic Resources Inventory, are available online at the NPS Kec Miles Kyc 0 1 2 3 Integrated Resource Management Applications Portal (IRMA): https://irma.nps.gov/App/Reference/Search. Enter “GRI” as the search text and select Yosemite National Park from the unit list. Qal Kec NAD83 UTM Zone 11N

Produced by the Geologic Resources Inventory July 2012