Scientific data near [38.98351,-119.19408]

Search area extends approximately 4.5 km east-west and 5.7 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Lyon	county
Nevada	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Yerington	quadrangle 1:24,000 scale
Smith Valley	quadrangle 1:100,000 scale
Walker Lake	quadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Walker	hydrologic unit
Walker	hydrologic accounting unit
Central Lahontan	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
Playa, lake bed, and flood plain deposits	NV	Holocene and Pleistocene
Felsic phaneritic intrusive rocks	NV	Miocene (?) to Jurassic (?)
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.

Database Home

ID	Data type	Description
Western Nevada	M-Dz	Western Nevada 26457 line km with spacing 1.60 km over parts of NV-CA
Reno	M/R-D	Reno 4787 line km with spacing 4.80 km over parts of NV-CA
Walker Lake	M/R-D	Walker Lake 4858 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).

Database Home

Tract	Deposit Type	Mineralization age
GB15	Polymetallic replacement + skarn Zn-Pb	Mesozoic - Tertiary
GB05	Skarn Au, truncated	Mesozoic - Tertiary
GB18	Distal disseminated Ag-Au	Mesozoic - Tertiary
GB02	Skarn Cu	Mesozoic - Tertiary
GB08	Porphyry Cu	Cretaceous
GB09	Porphyry Cu	Tertiary
GB10	Porphyry Cu	Jurassic
GB23	Epithermal vein, Comstock	Tertiary
GB26	Epithermal vein, quartz-alunite	Tertiary
GB28	Hot-spring Au-Ag	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
Shoofly-Olds Ferry	Oceanic arc	Western Cordillera

Major mineral deposits of the world

Regional locations and general geologic setting of known deposits of major nonfuel mineral commodities. Originally compiled in five parts by diverse authors, combined here for convenience despite likely inconsistencies among the regional reports.

Database Home

Deposit name	Deposit type	Commodity
Yerington	Hydrothermal	copper

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
5167219		Wet stream sediment sample dried at 110øC and sieved to -100 mesh (less than 150 microns).
5167463		Wet stream sediment sample dried at 110øC and sieved to -100 mesh (less than 150 microns).
5168493	1979-03-30	Soil sample sieved to greater than 149 microns (+100 mesh) but less than 1,000 microns (-18 mesh).
5168494	1979-03-30	Soil sample sieved to less than 149 microns (-100 mesh).
5168495	1979-03-30	Soil sample sieved to less than 149 microns (-100 mesh).

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
1095391		Stream water sample filtered through a 0.45 micron membrane filter and acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
1095392		Stream water sample filtered through a 0.45 micron membrane filter and acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
1095645	1979-04-07	Well water sample filtered through a 0.8 micron filter at the site.
1095646	1979-04-07	Well water sample filtered through a 0.8 micron filter at the site.

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
EDR118
EHP173
ELC749
M135880	metamorphic
M136191	metamorphic

Porphyry copper deposits of the world

Information on porphyry copper deposits from around the world with grade and tonnage models, a general classification based on geologic setting, mineralogy, with data allowing locations of these deposits to be plotted using GIS.

Database Home

Deposit name	Deposit type	Location
Yerington	17	Nevada, United States

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
Yerington Mine	Past Producer	CU AU FE U AG MO
Native Copper	Prospect	CU
Sand and Gravel Pit	Past Producer	SDG
Native Copper	Occurrence	CU
Copper Tek Mine & Mill	Producer	CU

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.

Database Home

Sample ID	Sample source	Rock name
3825	Outcrop or artificial surface exposure	Tuff

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
EDP091

National Geochemical Database: Concentrate

Geochemistry of concentrates from the National Geochemical Database. Primarily inorganic elemental concentrations, most samples are from the continental US and Alaska.

Database Home

Sample ID	Sample source	Sample notes
EDQ157		C

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
Gravel 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
Gravel Pit	point
Prospect Pit	point
Open Pit Mine or Quarry	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
Adit	point
Adit	point
Open Pit Mine	polygon	Yerington Mine
Open Pit Mine	polygon	Yerington Mine
Tailings - Undifferentiated	polygon
Tailings - Pond	polygon
Tailings - Undifferentiated	polygon
Tailings - Undifferentiated	polygon
Tailings - Undifferentiated	polygon
Tailings - Undifferentiated	polygon
Tailings - Undifferentiated	polygon
Tailings - Undifferentiated	polygon
Tailings - Undifferentiated	polygon
Tailings - Undifferentiated	polygon
Tailings - Undifferentiated	polygon