Scientific data near [40.64012,-117.06309]

Search area extends approximately 4.5 km east-west and 5.9 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Lander	county
Nevada	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Snow Gulch	quadrangle 1:24,000 scale
Winnemucca	quadrangle 1:100,000 scale
Winnemucca	quadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Middle Humboldt	hydrologic unit
Humboldt	hydrologic accounting unit
Black Rock Desert-Humboldt	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

Database Home

Unit	State	Lithology
Dutch Flat Terrane - Feldspathic sandstone, shale, and turbiditic limestone	NV	Upper Devonian
Older alluvium and alluvial fan deposits	NV	Pleistocene and Pliocene
Felsic phaneritic intrusive rocks	NV	Miocene to Eocene
Felsic phaneritic intrusive rocks	NV	Miocene (?) to Jurassic (?)

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.

Database Home

ID	Data type	Description
Antler Peak '47	M-Dz	Antler Peak '47 1086 line km with spacing 0.40 km over parts of NV
Winnemucca	M/R-D	Winnemucca 4747 line km with spacing 4.80 km over parts of NV
North-central Nevada I	M-Dz	North-central Nevada I 6091 line km with spacing 1.60 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).

Database Home

Tract	Deposit Type	Mineralization age
GB19	Massive sulfide, Cyprus	Paleozoic
GB33	Sedimentary exhalative Zn-Pb	Paleozoic
GB08	Porphyry Cu	Cretaceous
GB10	Porphyry Cu	Jurassic
GB20	Massive sulfide, Besshi	Paleozoic
GB23	Epithermal vein, Comstock	Tertiary
GB28	Hot-spring Au-Ag	Tertiary
GB30	Sediment-hosted Au	Phanerozoic
GB05	Skarn Au, truncated	Mesozoic - Tertiary
GB15	Polymetallic replacement + skarn Zn-Pb	Mesozoic - Tertiary
GB02	Skarn Cu	Mesozoic - Tertiary
GB02	Skarn Cu	Mesozoic - Tertiary
GB09	Porphyry Cu	Tertiary
GB18	Distal disseminated Ag-Au	Mesozoic - Tertiary
GB26	Epithermal vein, quartz-alunite	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

National geochemical survey database

National-scale geochemical analysis of stream sediments and soils in the US, from existing data, reanalysis of existing samples, and new sampling. Goal for sample density is one per 289 square km.

Database Home

Sample ID	Material	Source
D-550984	Sediment	Stream, Dry
D-550985	Sediment	Stream, Dry
D-550987	Sediment	Stream, Dry

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.

Database Home

Sample ID	Date collected	Sample type
5148281	1977-07-27	Dry stream sediment sample dried at 110øC and sieved to -18 and +35 mesh (less than 1000 and greater than 500 microns).
5148282	1977-07-27	Dry stream sediment sample dried at 110øC and sieved to -18 and +35 mesh (less than 1000 and greater than 500 microns).
5148284	1977-07-27	Dry stream sediment sample dried at 110øC and sieved to -18 and +35 mesh (less than 1000 and greater than 500 microns).

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"

Database Home

Sample ID	Rock type	Rock name
D259591	igneous
M171292	igneous	diabase
M171293	igneous	alkalic
M171294	igneous	alkalic
M171295	igneous	alkalic

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.

Database Home

Site name	Development	Commodities
Snow Gulch Placer	Past Producer	AU AG
B & M Placer Mine	Producer	AU
Golden Era Group	Past Producer	AG AU PB CU AS SB BI
Piute Canyon Placer	Past Producer	AU AG
Copper Queen #4 Mine	Past Producer	CU AU AG PB
Unnamed Copper Occurrence #7	Occurrence	CU FE
B and M Placer	Unknown	AU
Unnamed Copper Occurrence #8	Occurrence	CU
Copper Occurrence	Unknown	CU
Copper Basin	Unknown	MO
Copper Queen	Past Producer	CU AU PB AG
Unnamed Copper Occurrence	Occurrence	CU
Copper Occurrence	Unknown	CU
Good Chance	Past Producer	AU CU PB AG
Glasgow Western Copper Basin Claims	Unknown	CU
Golden Era	Past Producer	AU CU PB AG
Unnamed Copper Prospect #2	Occurrence	CU
B and M Placers	Past Producer	AU
Golden Era Group	Past Producer	AG CU AU PB
Piute Canyon Placer	Past Producer	AU AG
Unnamed Manganese Prospect #1	Occurrence	MN
Golden Era Group	Past Producer	PB CU AU
Golden Era Group	Past Producer	AG SB AS BI CU AU PB

National Geochemical Database: Sediment

Geochemical analysis of sediment samples from the National Geochemical Database. Primarily inorganic elemental concentrations, most samples are of stream sediment in the continental US and Alaska.

Database Home

Sample ID	Sample source	Sample notes
C121655	stream/river	NURE-0006118
D550984	surface
D550985	surface
D550987	surface

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

Database Home

Feature ID	Feature type	Feature name
Mine Shaft	point
Mine Shaft	point
Mine Shaft	point
Open Pit Mine	point	Copper Queen Mine
Placer Mine	point	B & M Placers
Prospect Pit	point
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Open Pit Mine or Quarry	point
Open Pit Mine or Quarry	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Adit	point
Adit	point	Mine Tunnel
Adit	point
Adit	point	Mine Tunnel
Adit	point
Adit	point
Prospect Pit	point
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Open Pit Mine	point	Copper Queen Mine
Placer Mine	point
Placer Mine	point	B & M Placers
Prospect Pit	point
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Prospect Pit	point
Adit	point
Adit	point
Adit	point
Adit	point
Adit	point	Mine Tunnel
Adit	point	Mine Tunnel
Adit	point
Open Pit Mine	polygon	Copper King Mine
Open Pit Mine	polygon	Copper Mine
Placer Mine	polygon	B and M Placers
Tailings - Pond	polygon
Tailings - Pond	polygon