Scientific data near [61.59861,-153.59473]

Search area extends approximately 8.9 km east-west and 18.7 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Bethel	Census area
Alaska	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Lime Hills C-2	1:63,360 Alaska quadrangle
Lime Hills	1:250,000 Alaska quadrangle
Watershed boundaries (USGS hydrologic units)
Farewell Lake	hydrologic unit
190304	hydrologic accounting unit
Yukon	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

Database Home

Map symbol	Lithology	Unit name
g	Unconsolidated	Glaciers
Kfy	Sedimentary	Flysch
Klqm	Igneous - Plutonic	Quartz monzonite and monzonite
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided
Toegr	Igneous - Plutonic	Granitic rocks

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
Lime Hills-Lake Clark	M-D	Lime Hills-Lake Clark 4465 line km with spacing 9.60 km over parts of AK
Lime Hills	M/R-D	Lime Hills 2220 line km with spacing 9.60 km over parts of AK
Styx	M/EM-D	Styx 5539 line km with spacing 0.40 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-SW17	Cu (Au) skarn
AK-SW18	Zn-Pb skarn
AK-SW12	Porphyry Cu, BC-Ak type
AK-SW16	Polymetallic vein

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
Farewell buried	Back-arc basin	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.

Database Home

Lab ID	Sample medium	Description
AKA094	sediment
AKA096	sediment
AKA097	sediment
AKA098	sediment
AKA100	sediment
AKA234	rock
AKA235	rock
AKA236	rock
AKA237	rock
AKA354	sediment
AKA355	sediment
AKA356	sediment
AKA357	sediment
AKA358	sediment
AKA359	sediment
AKA360	sediment
AKA361	sediment
AKA362	sediment
AKA363	sediment
AKA364	sediment
AKA577	rock
AKA918	sediment
AKA919	sediment
AKA920	sediment
AKA921	sediment
AKI265	sediment
AKI269	sediment
AKI270	sediment
AKI271	sediment
AMQ836	sediment
C302347	sediment
D284357	concentrate	panned C3 fraction
D284358	concentrate	panned C3 fraction
D284359	concentrate	panned C3 fraction
D284466	concentrate	panned C3 fraction
D284467	concentrate	panned C3 fraction
D284468	concentrate	panned C3 fraction
D284560	concentrate	panned C3 fraction
D284563	concentrate	panned C3 fraction
D285088	sediment
D285089	sediment
D285090	sediment
D285317	sediment
D285318	sediment
D285319	sediment
D285494	sediment
D285497	sediment
D286042	rock	igneous unspecified
D286093	rock	metamorphic breccia
D286094	rock	igneous felsite porphyry
D286095	rock	metamorphic breccia
D387564	rock
D387565	rock	sedimentary unspecified
D387566	rock	igneous unspecified
D387567	rock
D387568	rock	sedimentary unspecified
D387569	rock	igneous aplite
F001382	rock	igneous granite
M186280	rock	igneous granite
M199231	rock	sedimentary graywacke
M199232	rock	sedimentary siltstone

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
D286042	igneous	unspecified
D286093	igneous	unspecified
D286094	igneous	unspecified
D286095	igneous	unspecified
F001382	igneous	granite
M186280	igneous	granite
M199231	sedimentary	graywacke
M199232	sedimentary	siltstone

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
Unnamed (head of Hartman River)	Occurrence	AG AU CU ZN
Unnamed (head of Hartman River)	Occurrence	CU
Unnamed Occurrences	Occurrence	CU

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.

Database Home

Site	Status	Commodities
Unnamed (head of Hartman River)	Inactive	Cu
Unnamed (head of Hartman River)	Inactive	Ag;Au;Cu;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
AKA094	stream/river	stream
AKA096	stream/river	stream
AKA097	stream/river	stream
AKA098	stream/river	stream
AKA100	stream/river	stream
AKA355	stream/river	stream
AKA356	stream/river	stream
AKA357	stream/river	stream
AKA358	stream/river	stream
AKA359	stream/river	stream
AKA360	stream/river	stream
AKA362	stream/river	stream
AKA363	stream/river	stream
AKA918	stream/river	stream
AKA919	stream/river	stream
AKA920	stream/river	stream
AKA921	stream/river	stream
AKI265	stream/river	stream
AKI266	stream/river	stream
AKI269	stream/river	stream
AKI270	stream/river	stream
AKI271	stream/river	stream
D285088	stream/river	stream
D285089	stream/river	stream
D285090	stream/river	stream
D285317	stream/river	stream
D285318	stream/river	stream
D285319	stream/river	stream
D285494	stream/river	stream
D285497	stream/river	stream

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
D284357	stream/river	conc;; stream
D284358	stream/river	conc;; stream
D284359	stream/river	conc;; stream
D284466	stream/river	conc;; stream
D284467	stream/river	conc;; stream
D284468	stream/river	conc;; stream
D284560	stream/river	conc;; stream
D284563	stream/river	conc;; 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.

Database Home

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
Western Alaska Range	porphyry copper	Cretaceous porphyry prospects along the Kahiltna Basin-Peninsula terrane boundary
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.