Scientific data near [37.42502,-117.96243]

Search area extends approximately 2.2 km east-west and 2.8 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Inyo	county
California	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Chocolate Mountain	quadrangle 1:24,000 scale
Last Chance Range	quadrangle 1:100,000 scale
Goldfield	quadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Eureka-Saline Valleys	hydrologic unit
Northern Mojave	hydrologic accounting unit
Northern Mojave-Mono Lake	hydrologic subregion
California	hydrologic region

Geology of US states

Digital geologic maps of the US states with consistent lithology, age, GIS database structure, and format

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Unit	State	Lithology
Mesozoic granitic rocks, unit 3 (Sierra Nevada, Death Valley area, Northern Mojave Desert and Transverse Ranges)	CA	Permian to Tertiary; most Mesozoic
Quaternary alluvium and marine deposits	CA	Pleistocene to Holocene

Airborne geophysical surveys

Aerial surveys of magnetic anomaly and gamma ray emission; older surveys were analog record which have been digitized, newer surveys collected data in digital form.

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ID	Data type	Description
White & Inyo Mountains A	M-D	White & Inyo Mountains A 6115 line km with spacing 0.80 km over parts of CA-NV
Western Nevada	M-Dz	Western Nevada 26457 line km with spacing 1.60 km over parts of NV-CA
Goldfield	M/R-D	Goldfield 5182 line km with spacing 4.80 km over parts of NV-CA

Estimates of undiscovered mineral resources

National Mineral Resource Assessment 1998: Estimates of the number of undiscovered mineral resources of gold, silver, copper, lead, and zinc within identified permissive tracts (geographic areas in which mineral deposits may form).

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Tract	Deposit Type	Mineralization age
GB01	Skarn Cu	Mesozoic - Tertiary
GB14	Polymetallic replacement + skarn Zn-Pb	Mesozoic - Tertiary
GB07	Porphyry Cu	Mesozoic - Tertiary

The continental crust

Seventy-seven major components of the North American continent were delineated at a general scale (1:5,000,000); including the general composition, geological environment, and types of primary metals endowments that can be expected in each domain.

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Domain	Crust type	Region
Mojave	Lateral-extensional orogen	Central and Southwest

Geochemical and mineralogical data for soils of the conterminous United States

Systematic geochemical and mineralogical survey of soil horizons analyzed using a consistent set of methods, sample spacing 1 per 1,600 sq km.

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Site ID	Land Cover	Secondary land cover
11471	Shrubland	Shrubland

Geochemistry of stream sediments in the US from the NURE-HSSR database

National-scale geochemical analysis of stream sediments and soils in the US collected and analyzed under the National Uranium Resource Evaluation program.

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Sample ID	Date collected	Sample type
5157939	1980-02-29	Stream sediment sample from dry stream, sieved to less than 149 microns (-100 mesh), and dried (if necessary) at less than or equal to 110øC.

National Geochemical Database: Rock

Geochemical analysis of rock samples collected and analyzed by the USGS. This dataset includes and supersedes rock data formerly released as "Geochemistry of igneous rocks in the US extracted from the PLUTO database"

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Sample ID	Rock type	Rock name
D270404	igneous	monzonite
M102724	igneous	basalt
M102733	igneous	basalt
M103470	igneous	basalt

Mineral Resource Data System

MRDS describes metallic and nonmetallic mineral resources throughout the world. Included are deposit name, location, commodity, deposit description, geologic characteristics, production, reserves, resources, and references.

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Site name	Development	Commodities
Fringe Benefit No. 1	Unknown	AG

National Geochronological Database

Radiometric ages of geological materials by K-Ar, Rb-Sr, Sm-Nd, fission track, and U-Th-Pb dating methods. A revision of DDS-14 correcting locations and providing the data in more convenient formats.

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Sample ID	Sample source	Rock name
11613	Outcrop or artificial surface exposure	Monzonite
13078	Outcrop or artificial surface exposure	Monzonite

Global assessment of undiscovered copper resources

Deposits, prospects, and permissive tracts for porphyry and sediment-hosted copper resources worldwide, with estimates of undiscovered copper resources.

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Tract name	Deposit type	Geology
Cascade Arc	porphyry copper	U.S. part of a continental margin arc that formed during subduction of the Pacific and Juan de Fuca plates beneath western North America
Great Basin Tertiary	porphyry copper	Mid-Tertiary volcanic fields associated with postsubduction extension in the Great Basin
Sierran Arc	porphyry copper	A composite island-continental margin arc that formed during subduction of the Farallon Plate beneath western North America
Western U.S. and Sonoran Desert Jurassic Arc	porphyry copper	U.S. and Mexican parts of a composite island-continental margin arc that formed during subduction of the Farallon Plate beneath western North America

Prospect- and mine-related features on USGS topographic maps

Symbols indicating mining-related features digitized from historical USGS topographic maps in the western part of the conterminous US. Includes prospect pits, mine shafts and adits, quarries, open-pit mines, tailings piles and ponds, gravel and borrow pit

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Feature ID	Feature type	Feature name
Mine Shaft	point
Mine Shaft	point
Mine Shaft	point
Mine Shaft	point
Mine Shaft	point
Mine Shaft	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Adit	point
Prospect Pit	point
Prospect Pit	point
Adit	point
Adit	point