Scientific data near [38.46069,-117.17925]

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

Geographic context

Counties, states, countries, continents, or oceans
Nye	county
Nevada	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Baxter Spring NW	quadrangle 1:24,000 scale
Tonopah	quadrangle 1:100,000 scale
Tonopah	quadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Southern Big Smoky Valley	hydrologic unit
Central Nevada Desert Basins	hydrologic accounting unit
Central Nevada Desert Basins	hydrologic subregion
Great Basin	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
Nolan Belt - Shale, chert, phyllite, quartzite, and limestone	NV	Ordovician to Cambrian
Siliciclastic Overlap Assemblage - Sandstone, siltstone, limestone, conglomerate, and carbonaceous limestone	NV	Permian
Alluvium, undifferentiated	NV	Holocene and Pleistocene
Ultramafic rocks and serpentine	NV	Triassic or upper Paleozoic
Intermediate silicic ash flow tuff	NV	lower Miocene and Oligocene

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
Manhattan '78	M-D	Manhattan '78 1995 line km with spacing 0.80 km over parts of NV
Western Nevada	M-Dz	Western Nevada 26457 line km with spacing 1.60 km over parts of NV-CA
Tonopah	M/R-D	Tonopah 4858 line km with spacing 4.80 km over parts of NV

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
GB30	Sediment-hosted Au	Phanerozoic
GB26	Epithermal vein, quartz-alunite	Tertiary
GB28	Hot-spring Au-Ag	Tertiary
GB05	Skarn Au, truncated	Mesozoic - Tertiary
GB18	Distal disseminated Ag-Au	Mesozoic - Tertiary
GB02	Skarn Cu	Mesozoic - Tertiary
GB15	Polymetallic replacement + skarn Zn-Pb	Mesozoic - Tertiary
GB08	Porphyry Cu	Cretaceous
GB09	Porphyry Cu	Tertiary
GB10	Porphyry Cu	Jurassic
GB23	Epithermal vein, Comstock	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.

Database Home

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

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
5164866	1977-11-03	Wet stream sediment sample dried at 110øC and sieved to -18 and +35 mesh (less than 1000 and greater than 500 microns).

Geochemistry of water samples in the US from the NURE-HSSR database

National-scale geochemical analysis of water samples in the US collected and analyzed under the National Uranium Resource Evaluation program.

Database Home

Sample ID	Date collected	Sample type
1094480	1977-11-03	Spring water sample filtered through a 0.45 micron membrane filter.

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
D149197	igneous	ultramafic
D149198	igneous	ultramafic
D149202	igneous	ultramafic
D155194	sedimentary	siltstone
D155203	igneous	ultramafic
D159783	igneous	felsic
D175538	igneous	ultramafic
D175539	igneous	ultramafic
D175540	igneous	ultramafic

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
Willow Springs Prospect	Occurrence	NI CO PB ZN CU AU AG
Federal and C & C Fraction Lodes	Occurrence	CU
Verde Claim Group	Occurrence	AU CR HG NI

An index to PGE-Ni-Cr deposits and occurrences in selected mineral-occurrence databases (web-accessible database)

A compendium of references to previously published databases and database records that describe PGE, nickel, and chromium deposits and occurrences. These data show where to obtain more detailed information about each deposit or occurrence.

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Deposit name	Deposit type	Location
Verde Claim Group	Occurrence	Nevada, United States

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.

Database Home

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
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
Prospect Pit	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
Prospect Pit	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
Prospect Pit	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
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Mine Shaft	point
Mine Shaft	point
Mine Shaft	point
Mine Shaft	point
Prospect Pit	point
Adit	point
Adit	point
Adit	point
Adit	point