Scientific data near [64.72444,-165.61084]

Search area extends approximately 8.9 km east-west and 20.9 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Nome	Census area
Alaska	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Nome C-2	1:63,360 Alaska quadrangle
Nome	1:250,000 Alaska quadrangle
Watershed boundaries (USGS hydrologic units)
Nome	hydrologic unit
190501	hydrologic accounting unit
South Central Alaska	hydrologic subregion
Alaska	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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Map symbol	Lithology	Unit name
DOnx	Metamorphic	Marble, graphitic rocks, and schist
Pzncs	Metamorphic	Younger schist
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided

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
Cady	M-D	Cady -9999 line km with spacing 0.40 km over parts of AK
Nome 1993	M/EM-D	Nome 1993 3856 line km with spacing 0.40 km over parts of AK
Nome	M/R-D	Nome 346 line km with spacing 9.60 km over parts of AK

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
AK-WC09	Low-sulfide Au-quartz veins
AK-WC27	Sedex Zn-Pb
AK-WC17	Placer Au
AK-WC01	Besshi massive sulfide

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
Brooks-Seward	Passive margin	Alaska

Alaska Geochemical Database, Version 2.0 (AGDB2)--including "best value" data compilations for rock, sediment, soil, mineral, and concentrate sample media

Geochemical analyses of rocks, mineral separates, bulk samples from lake and stream sediments, heavy mineral concentrates, and soils collected by USGS from 1962 to 2009.

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Lab ID	Sample medium	Description
AJK319	sediment
AJK320	soil
AJK321	sediment
AJK322	sediment
AJK324	sediment
AJK325	sediment
AJK341	soil
AJK344	soil
AJK345	soil
AJK346	soil
AJK371	soil
AJK372	soil
AJK373	soil
AJK374	soil
AJK375	soil
AJK376	soil
AJK377	soil
AJK378	soil
AJK379	soil
AJK380	soil
AJK381	soil
AJK382	soil
AJK383	soil
AJK384	soil
AJK385	soil
AJK386	soil
AJK387	soil
AJK388	soil
AJK389	soil
AJK390	soil
AJK391	soil
AJK392	soil
AJK393	soil
AJK394	soil
AJK395	soil
AJK396	soil
AJK397	soil
AJK398	soil
AJK399	soil
AJK400	soil
AJK401	soil
AJK402	soil
AJK403	soil
AJK404	soil
AJK405	soil
AJK416	sediment
AJK417	sediment
AJK418	sediment
AJK419	soil
BDN159	rock	metamorphic marble
BDN160	rock	metamorphic gossan
BDN161	rock	metamorphic gossan
BDN294	soil
BDN295	soil
BDN297	soil
BDN298	soil
BDN312	sediment
BDN337	sediment
BDN338	sediment
BDN363	sediment
BDN364	sediment
BDN390	sediment
BDN391	sediment
BDN392	sediment
BDN418	sediment
BDN419	sediment
BDN420	sediment
BDN446	sediment
BDN447	sediment
BDN448	sediment
BDN474	sediment
BDN475	sediment
BDN476	sediment
BFE163	concentrate	panned C1 fraction
BFE705	concentrate	panned C1 fraction
BFN878	concentrate	panned C3 fraction
BFQ022	sediment
BFQ026	sediment
BFQ062	concentrate	panned only concentrate
BFQ089	concentrate	panned only concentrate
BFQ095	concentrate	panned only concentrate
BFQ125	sediment
BFQ127	sediment
BFQ149	concentrate	panned only concentrate
BFQ172	sediment
BFQ174	sediment
BFQ205	concentrate	panned only concentrate
BFQ206	concentrate	panned only concentrate
BFQ233	concentrate	panned only concentrate
BFQ240	concentrate	panned only concentrate
BFQ253	concentrate	panned only concentrate
BFQ257	concentrate	panned only concentrate
BFQ272	concentrate	panned only concentrate
BFQ285	concentrate	panned only concentrate
BFQ700	sediment
BFQ702	sediment
CAG042	sediment
CAG062	sediment
CAG064	sediment
CAG066	sediment
CAG085	sediment
CAG087	sediment
CAG118	sediment
CAG120	sediment
CAG134	sediment
CAG135	sediment
CAG185	sediment
CAG186	sediment
CAG187	sediment
CAG188	sediment
CBK015	rock
CBK021	rock
CBK022	rock
CBK023	rock
D153707	concentrate	panned C3 fraction

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
7024123	1978-07-16	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.

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.

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Sample ID	Date collected	Sample type
3025790	1978-07-16	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.

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
BDN159	metamorphic	marble
CBK015	unspecified
CBK021	unspecified
CBK022	unspecified
CBK023	unspecified

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
Aurora	Prospect	ZN AG AS AU CU F PB SB
Christophosen	Prospect	ZN AG AU PB SB
Unnamed (in Aurora Creek)	Occurrence	ZN AU
Nugget Creek	Occurrence	W BI AU
Oregon Creek	Occurrence	W BI AU
Slate Creek	Past Producer	AU
Mountain Creek	Prospect	AU
Christophosen	Prospect	AU ZN
Discovery & Zinc	Prospect	ZN

Alaska Resource Data File

A comprehensive database of Alaskan mineral deposits compiled from the published literature and from unpublished reports and data from industry, the US Bureau of Land Management, and USGS.

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Site	Status	Commodities
Unnamed (in Aurora Creek)	Inactive	Zn
Slate Creek	Probably inactive	Au
Aurora	Undetermined	Au;Ba;F;Zn
Christophosen	Undetermined	Zn

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
AJK319	stream/river	sample collected by Alaska DGGS;; stream
AJK321	stream/river	sample collected by Alaska DGGS;; stream
AJK322	stream/river	sample collected by Alaska DGGS;; stream
AJK324	stream/river	sample collected by Alaska DGGS;; stream
AJK325	stream/river	sample collected by Alaska DGGS;; stream
AJK416	stream/river	sample collected by Alaska DGGS;; stream
AJK417	stream/river	sample collected by Alaska DGGS;; stream
AJK418	stream/river	sample collected by Alaska DGGS;; stream
BDN312	stream/river	stream
BDN337	stream/river	stream
BDN338	stream/river	stream
BDN363	stream/river	stream
BDN364	stream/river	stream
BDN390	stream/river	stream
BDN391	stream/river	stream
BDN392	stream/river	stream
BDN418	stream/river	stream
BDN419	stream/river	stream
BDN420	stream/river	stream
BDN446	stream/river	stream
BDN447	stream/river	stream
BDN448	stream/river	stream
BDN474	stream/river	stream
BDN475	stream/river	stream
BDN476	stream/river	stream
BFQ022	stream/river	stream
BFQ026	stream/river	stream
BFQ125	stream/river	stream
BFQ127	stream/river	stream
BFQ172	stream/river	stream
BFQ174	stream/river	stream
BFQ700	stream/river	stream
BFQ702	stream/river	stream
CAG042	stream/river	stream
CAG062	stream/river	stream
CAG064	stream/river	stream
CAG066	stream/river	stream
CAG079	stream/river	stream
CAG081	stream/river	stream
CAG085	stream/river	stream
CAG118	stream/river	stream
CAG120	stream/river	stream
CAG132	stream/river	stream
CAG134	stream/river	stream
CAG181	stream/river	stream
CAG182	stream/river	stream
CAG185	stream/river	stream
CAG186	stream/river	stream

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.

Database Home

Sample ID	Sample source	Sample notes
AJK320		sample collected by Alaska DGGS;
AJK371		sample collected by Alaska DGGS;
AJK372		sample collected by Alaska DGGS;
AJK373		sample collected by Alaska DGGS;
AJK374		sample collected by Alaska DGGS;
AJK375		sample collected by Alaska DGGS;
AJK376		sample collected by Alaska DGGS;
AJK377		sample collected by Alaska DGGS;
AJK378		sample collected by Alaska DGGS;
AJK379		sample collected by Alaska DGGS;
AJK380		sample collected by Alaska DGGS;
AJK381		sample collected by Alaska DGGS;
AJK382		sample collected by Alaska DGGS;
AJK383		sample collected by Alaska DGGS;
AJK384		sample collected by Alaska DGGS;
AJK385		sample collected by Alaska DGGS;
AJK386		sample collected by Alaska DGGS;
AJK387		sample collected by Alaska DGGS;
AJK388		sample collected by Alaska DGGS;
AJK389		sample collected by Alaska DGGS;
AJK390		sample collected by Alaska DGGS;
AJK391		sample collected by Alaska DGGS;
AJK392		sample collected by Alaska DGGS;
AJK393		sample collected by Alaska DGGS;
AJK394		sample collected by Alaska DGGS;
AJK395		sample collected by Alaska DGGS;
AJK396		sample collected by Alaska DGGS;
AJK397		sample collected by Alaska DGGS;
AJK398		sample collected by Alaska DGGS;
AJK399		sample collected by Alaska DGGS;
AJK400		sample collected by Alaska DGGS;
AJK401		sample collected by Alaska DGGS;
AJK402		sample collected by Alaska DGGS;
AJK403		sample collected by Alaska DGGS;
AJK404		sample collected by Alaska DGGS;
AJK405		sample collected by Alaska DGGS;
BDN294	mine dump/waste rock	mixed base-precious metal mineralization;
BDN295	mine dump/waste rock	mixed base-precious metal mineralization;
BDN297	mine dump/waste rock	mixed base-precious metal mineralization;
BDN298	mine dump/waste rock	mixed base-precious metal mineralization;

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.

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Sample ID	Sample source	Sample notes
BFE163	stream/river	stream
BFE705	stream/river	stream
BFN878	stream/river	stream
BFQ062	stream/river	stream
BFQ089	stream/river	stream
BFQ095	stream/river	stream
BFQ149	stream/river	stream
BFQ205	stream/river	stream
BFQ206	stream/river	stream
BFQ233	stream/river	stream
BFQ240	stream/river	stream
BFQ253	stream/river	stream
BFQ257	stream/river	stream
BFQ272	stream/river	stream
BFQ285	stream/river	stream
D153707	stream/river	stream

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
Yukon-Tanana Upland	porphyry copper	Kluane Arc and Tertiary Kuskokwim Mountains volcanic-plutonic belt (continuation of Canadian Cordilleran continental arc); north of the Denali Fault
Chukotka	porphyry copper	Early to Late Cretaceous volcanic and intrusive rocks composing island-arc, continental-arc, and collisional magmatic belts associated with the Chukotka microcontinent.
Pacific Margin	porphyry copper	Cretaceous through middle Tertiary volcanic and intrusive rocks representing a series of continental- and island-arc systems accreted and superimposed onto the paleomargin of northeast Asia.