Scientific data near [41.16933,-117.27624]

Search area extends approximately 2.2 km east-west and 3.0 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Humboldt	county
Nevada	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Adam Peak	quadrangle 1:24,000 scale
Osgood Mountains	quadrangle 1:100,000 scale
Mcdermitt	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

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Unit	State	Lithology
Nolan Belt - Phyllite, schist, shale, thin-bedded limestone, chert, and siltstone	NV	Cambrian
Felsic phaneritic intrusive rocks	NV	Cretaceous
Older alluvium and alluvial fan deposits	NV	Pleistocene and Pliocene

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
Mc Dermitt	M/R-D	Mc Dermitt 4860 line km with spacing 4.80 km over parts of NV-OR-ID
North-central Nevada I	M-Dz	North-central Nevada I 6091 line km with spacing 1.60 km over parts of NV
Getchell EM	M-D	Getchell EM 1850 line km with spacing 0.20 km over parts of NV
Getchell East	M-D	Getchell East 759 line km with spacing 0.40 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
GB08	Porphyry Cu	Cretaceous
GB15	Polymetallic replacement + skarn Zn-Pb	Mesozoic - Tertiary
GB23	Epithermal vein, Comstock	Tertiary
GB28	Hot-spring Au-Ag	Tertiary
GB30	Sediment-hosted Au	Phanerozoic
GB02	Skarn Cu	Mesozoic - Tertiary
GB05	Skarn Au, truncated	Mesozoic - Tertiary
GB09	Porphyry Cu	Tertiary
GB10	Porphyry Cu	Jurassic
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.

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

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
DAJ556	sedimentary	shale
DAJ558	sedimentary	shale
DAJ572	sedimentary	limestone/dolomite
M175705	sedimentary	limestone
M175706	sedimentary	limestone
M175707	sedimentary
M175708	sedimentary
M175709	sedimentary
M175710	sedimentary
M175711	sedimentary	siltstone
M175712	sedimentary	breccia
M175713	sedimentary	siltstone
M175714	sedimentary	siltstone
M175715	sedimentary

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
Kirby Mine	Past Producer	W CU MN
Frenchman and Eyraud Claims	Occurrence	W FE CA MN BA V ZN MO NI SN B REE ZR MG
Kirby	Past Producer	W
Unnamed Prospect	Occurrence	PB
Tungsten Occurrence	Unknown	W
Eyraud Claims	Occurrence	W
Zinc Occurrence	Occurrence	ZN
Unnamed Lead Prospect	Prospect	PB

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.

Database Home

Deposit name	Deposit type	Location
Frenchman and Eyraud Claims	Occurrence	Nevada, United States

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
3142	Outcrop or artificial surface exposure	Granodiorite
3761	Outcrop or artificial surface exposure	Vein

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
Open Pit Mine	point
Prospect Pit	point
Open Pit Mine	point
Open Pit Mine	point	Kirby Mine
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Adit	point
Prospect Pit	point
Open Pit Mine	point