Scientific data near [41.14351,-117.24484]

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
Dry Hills South	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

Database Home

Unit	State	Lithology
Nolan Belt - Phyllite, schist, shale, thin-bedded limestone, chert, and siltstone	NV	Cambrian
Slope Assemblage - Calcareous shale, siltstone, chert, quartzite, and greenstone	NV	Devonian to Ordovician
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.

Database Home

ID	Data type	Description
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
North-central Nevada I	M-Dz	North-central Nevada I 6091 line km with spacing 1.60 km over parts of NV
Mc Dermitt	M/R-D	Mc Dermitt 4860 line km with spacing 4.80 km over parts of NV-OR-ID

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
GB15	Polymetallic replacement + skarn Zn-Pb	Mesozoic - Tertiary
GB20	Massive sulfide, Besshi	Paleozoic
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.

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-550510	Sediment	Soil

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
5146630	1979-07-09	Soil sample sieved to less than 149 microns (-100 mesh).

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
Mag Deposit	Producer	AU AG HG AS SB W TL BA F MO NI ZN CO PB
Pinson Sand & Gravel Pit	Producer	SDG

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
D342355	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342359	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342363	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342367	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342371	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342415	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342419	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342423	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342427	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342431	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342435	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342439	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342443	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342447	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342451	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342496	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342500	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342504	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342508	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342512	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342863	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342867	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342871	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342875	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342879	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342883	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342887	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342891	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342895	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342899	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342903	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342907	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342911	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342915	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342919	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342923	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342927	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342931	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342935	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D342937	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352658	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352662	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352666	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352670	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352674	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352678	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352682	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352686	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352690	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352694	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352738	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352742	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352746	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352750	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352754	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352758	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352762	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352766	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352770	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352774	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352778	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352782	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352786	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352790	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352794	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352798	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352802	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352806	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352810	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352814	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D352815	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363881	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363885	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363889	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363893	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363897	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363901	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363905	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363909	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363913	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363917	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363921	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363925	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363929	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363933	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363937	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363941	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363945	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363949	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363953	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363957	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363961	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363965	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363969	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363973	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363977	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363981	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363985	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363989	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363993	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D363997	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364001	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364005	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364009	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364013	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364017	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364021	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364025	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364120	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364124	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364128	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364132	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364136	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364140	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364144	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364148	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364152	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364156	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364160	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364164	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364168	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364172	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364176	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364180	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364184	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364188	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364192	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364196	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364200	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364204	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364208	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364212	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364216	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364220	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364224	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364228	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364232	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364236	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364240	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364244	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364248	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364252	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D364256	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377205	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377206	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377207	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377208	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377209	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377210	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377211	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377212	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377213	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377214	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377215	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377216	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377217	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377218	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377219	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377220	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377221	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377222	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377257	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377258	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377259	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377260	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377261	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377262	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377263	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377264	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377265	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377266	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377267	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377268	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377269	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377270	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377271	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377272	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377273	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377274	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377275	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377276	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377277	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377278	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377279	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377280	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377281	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377282	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377283	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377284	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377285	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377286	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377287	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377288	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377289	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377290	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377291	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377292	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377293	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377294	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377295	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan
D377296	alluvium	Ground -20/+100 mesh fraction of rotary drill cuttings; gravel; silty; sandy; alluvial fan

National Geochemical Database: Soil

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

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Sample ID	Sample source	Sample notes
D550510	surface	Soil >100 and < 40 mesh

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
Gravel Pit	point