Scientific data near [63.16968,-144.82909]

Search area extends approximately 8.9 km east-west and 19.7 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Southeast Fairbanks	Census area
Alaska	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Mt Hayes A-2	1:63,360 Alaska quadrangle
Mt Hayes	1:250,000 Alaska quadrangle
Watershed boundaries (USGS hydrologic units)
Upper Copper River	hydrologic unit
190201	hydrologic accounting unit
Northwest 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
DOmvs	Metamorphic	Yanert Fork sequence of Csejtey and others (1992) and correlative rocks
g	Unconsolidated	Glaciers
KJgn	Sedimentary	Gravina-Nuzotin unit
KJse	Igneous - Plutonic	Saint Elias suite of Gordey and Makepeace (2003) and similar rocks
KPzum	Igneous - Plutonic	Dunite and serpentinite, undivided
Peh	Sedimentary	Eagle Creek and Hasen Creek Formations
PIPgi	Igneous - Plutonic	Granodiorite, syenite, and other granitic rocks
PIPt	Sedimentary	Slana Spur and Station Creek Formations and Tetelna Volcanics
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided
Trn	Igneous - Volcanic	Nikolai and Goon Dip Greenstones and equivalent rocks
Tsu	Sedimentary	Sedimentary rocks, 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
East Alaska Range	M-Dz	East Alaska Range 43452 line km with spacing 1.20 km over parts of AK
East Alaska Range	M-Dz	East Alaska Range 43452 line km with spacing 1.20 km over parts of AK
Mt Hayes	M/R-D	Mt Hayes 2116 line km with spacing 9.60 km over parts of AK
Slate Cr-Slana River	M/EM-D	Slate Cr-Slana River -9999 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-SC05	Cu-Ag quartz veins
AK-SC16	Kuroko massive sulfide
AK-SC20	Porphyry Cu, BC-Ak type
AK-SC23	Porphyry Cu, BC-Ak type
AK-SC33	Cu (Au) skarn
AK-SC24	Plutonic porphyry Au
AK-SC21	Porphyry Cu, BC-Ak type
AK-SC28	Polymetallic vein
AK-SC25	Placer Au
AK-SC07	Au-Sb veins
AK-SC14	Kuroko massive sulfide
AK-SC32	Cu (Au) skarn
AK-SC27	Polymetallic vein
AK-SC01	Basaltic Cu/Kennecott Cu
AK-SC18	Synorogenic-synvolcanic Ni-Cu
AK-SC09	Low-sulfide Au-quartz veins
AK-SC22	Porphyry Cu, BC-Ak type
AK-SC08	Low-sulfide Au-quartz veins

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
Windy-McKinley	Passive margin	Alaska
Wrangellia	Oceanic arc	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
BEW926	concentrate	panned C1 fraction
BEW978	concentrate	panned C1 fraction
BFE469	concentrate	panned C1 fraction
BFE521	concentrate	panned C1 fraction
BFN491	concentrate	panned C3 fraction
BFN862	concentrate	panned C3 fraction
BFN937	concentrate	panned C3 fraction
C152519	sediment
C206507	sediment
C206508	sediment
C206510	sediment
C206512	sediment
C206589	sediment
C206590	sediment
C206708	sediment
C206709	sediment
C206710	sediment
C206711	sediment
CDQ331	sediment
CDQ336	sediment
CDQ338	sediment
CDQ340	sediment
CDQ492	rock	igneous unspecified
CDQ567	rock	igneous unspecified
CDQ568	rock
CDQ569	rock	igneous unspecified
CDQ570	rock	igneous unspecified
CDQ571	rock	igneous unspecified
CDQ572	rock	igneous unspecified
CDQ578	rock
CDQ579	rock
CDQ580	rock	sedimentary unspecified
CDQ581	rock
CDQ582	rock
CDQ583	rock	igneous unspecified
CDQ584	rock	igneous unspecified
CDQ588	rock
CDQ729	sediment
CDQ730	sediment
CDY401	concentrate	panned C3 fraction
CDY402	concentrate	panned C3 fraction
CDY406	concentrate	panned C3 fraction
CDY411	concentrate	panned C3 fraction
CDY413	concentrate	panned C3 fraction
CDY415	concentrate	panned C3 fraction
CEA444	rock	igneous gabbro
CEA519	rock	igneous unspecified
CEA520	rock	metamorphic unspecified
CEB006	concentrate	panned C3 fraction
CEB007	concentrate	panned C3 fraction
CEB008	concentrate	panned C3 fraction
CEB009	concentrate	panned C3 fraction
CEE089	sediment
CEE090	sediment
CEE091	sediment
CEE092	sediment
CEP384	concentrate	panned C3 fraction
CEP388	concentrate	panned C3 fraction
CEP390	concentrate	panned C3 fraction
CEP430	concentrate	panned C3 fraction
CEP431	concentrate	panned C3 fraction
CEP432	concentrate	panned C3 fraction
CEP433	concentrate	panned C3 fraction
CGK002	mineral
CGK003	mineral
D152067	concentrate	panned C3 fraction
D152152	concentrate	panned C3 fraction
D153672	concentrate	panned C3 fraction
D153894	concentrate	panned C3 fraction
M142236	rock	igneous gabbro
M146472	rock	metamorphic meta-andesite
M146480	rock	metamorphic meta-andesite
M151420	rock
M192346	rock	sedimentary flysch

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.

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Sample ID	Material	Source
C-152519	Sediment	Stream, Wet

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
7010796	1977-07-09	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7010797	1977-07-09	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7010802	1977-07-09	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7010803	1977-07-09	Wet natural-pond (or lake in Alaska) 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
3011528	1977-07-09	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3011529	1977-07-09	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3011535	1977-07-09	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3011536	1977-07-09	Natural-pond (or lake in Alaska) 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
CDQ492	igneous	unspecified
CDQ567	igneous	unspecified
CDQ568	unspecified
CDQ569	igneous	unspecified
CDQ570	igneous	unspecified
CDQ571	igneous	unspecified
CDQ572	igneous	unspecified
CDQ578	unspecified
CDQ579	unspecified
CDQ580	sedimentary	unspecified
CDQ581	unspecified
CDQ582	unspecified
CDQ583	igneous	unspecified
CDQ584	igneous	unspecified
CDQ588	unspecified
CEA444	igneous	unspecified
CEA519	igneous	unspecified
CEA520	metamorphic	unspecified
M142236	igneous	gabbro
M146472	metamorphic	meta-andesite
M146480	metamorphic	meta-andesite
M151420	unspecified
M192346	sedimentary	flysch

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
Slate Creek	Past Producer	AU PGE
Slate Creek	Past Producer	AU PGE_PT
Miller Gulch	Past Producer	AU PGE
Big Four Creek	Past Producer	AU NI PGE
Miller Gulch Placers	Producer	AU PGE_PT
Slate Creek Placers	Producer	AU PGE_PT
Upperchistochina River Area	Occurrence	AU
Miller Gulch	Producer	AU PGE_PT HG CU CR PGE
Big Four Creek	Producer	AU
Coppertone	Prospect	CU
Unnamed Occurrence 8	Occurrence	AU
Unnamed Occurrence 4	Occurrence	AU CU AG
Iron Gulch Lode	Prospect	FE

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 (south of Slate Creek)	Inactive	Au
Lower Slate Creek	Inactive	Au
Chistochina Glacier	Inactive	Au
Unnamed (near the mouth of Slate...	Inactive	Cu
Unnamed (on a south fork of Powe...	Undetermined	Ag?;Au?;Cu?
Big Four Creek; Big Four Gulch	Active?	Au
Unnamed (northeast of Slate Cree...	Inactive	Cu
Miller Gulch	Active	Au
Treasure Gulch	Inactive	Au
Upper Slate Creek	Inactive	Au
Northland Mines	Undetermined	Cu
Unnamed (west of Powell Gulch)	Inactive
Unnamed (west of Powell Gulch no...	Inactive	Cu
POW; Chisna Ridge	Active	Ag;Au;Cu
Unnamed (in upper Miller Gulch)	Undetermined	Au;Ir;Os;Pt
Unnamed (south of Chisna Pass)	Active	Ag;Cu

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
Chistochina	unclassified
Miller Gulch	Producer	Alaska, United States
Big Four Creek	Past Producer	Alaska, United States
Chistochina Glacier	Past Producer	Alaska, United States
Slate Creek	Past Producer	Alaska, United States
Chistochina Glacier	Past Producer	Alaska, United States
Miller Gulch Placers	Producer	Alaska, United States
Slate Creek Placers	Producer	Alaska, United States
Miller Gulch	Past Producer	Alaska, United States
Treasure Gulch	Past Producer	Alaska, United States
Slate Creek	Past Producer	Alaska, United States

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.

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Sample ID	Sample source	Sample notes
C152519	surface
CDQ331	stream/river	stream
CDQ336	stream/river	stream
CDQ338	stream/river	stream
CDQ340	stream/river	stream
CDQ729	stream/river	stream
CDQ730	stream/river	stream
CEE089	stream/river	stream
CEE090	stream/river	stream
CEE091	stream/river	stream
CEE092	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
BEW926	stream/river	stream
BEW978	stream/river	stream
BFE469	stream/river	stream
BFE521	stream/river	stream
BFN491	stream/river	stream
BFN862	stream/river	stream
BFN937	stream/river	stream
CDY401	stream/river	stream
CDY402	stream/river	stream
CDY406	stream/river	stream
CDY411	stream/river	stream
CDY413	stream/river	stream
CDY415	stream/river	stream
CEB006	stream/river	stream
CEB007	stream/river	stream
CEB008	stream/river	stream
CEB009	stream/river	stream
CEP384	stream/river	stream
CEP388	stream/river	stream
CEP390	stream/river	stream
CEP430	stream/river	stream
CEP431	stream/river	stream
CEP432	stream/river	stream
CEP433	stream/river	stream
D152067	stream/river	stream
D152152	stream/river	stream
D153672	stream/river	stream
D153894	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
Western Alaska Range	porphyry copper	Cretaceous porphyry prospects along the Kahiltna Basin-Peninsula terrane boundary
Eastern Alaska Range and Wrangell Mountains	porphyry copper	Cretaceous (115-105Ma) deposits and prospects along the Nutzotin Basin-Wrangellia terrane boundary; south of the Denali Fault
Skolai Arc - Eastern Alaska	porphyry copper	Late Paleozoic Skolai Arc of the Wrangellia terrane; south of the Denali Fault
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.