Scientific data near [55.14417,-132.05121]

Search area extends approximately 8.9 km east-west and 15.6 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Map quadrangles, from USGS or Canadian NTS
Craig (alaska) A-1	1:63,360 Alaska quadrangle
Craig	1:250,000 Alaska quadrangle
Watershed boundaries (USGS hydrologic units)
Prince of Wales	hydrologic unit
190101	hydrologic accounting unit
Arctic Slope	hydrologic subregion
Alaska	hydrologic region
Areas administered by US Federal agencies
Tongass National Forest	National Forest
National Forest FS	Type of land area
FS	Federal land areas administered by FS

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
CPxwg	Metamorphic	Wales Group, undivided
CPxwgm	Metamorphic	Wales Group marble
Dcc	Sedimentary	Karheen and Cedar Cove Formations
w		Water

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
Craig 1982	M-D	Craig 1982 9221 line km with spacing 0.80 km over parts of AK
Craig AK	M/R-D	Craig AK 1496 line km with spacing 9.60 km over parts of AK
Ketchikan 1999	M/EM-D	Ketchikan 1999 4751 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-SE13	Polymetallic vein
AK-SE04	Kuroko massive sulfide
AK-SE03	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
Alexander	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
C177544	rock	igneous intermediate
C209103	rock	metamorphic unspecified
CEW839	rock
CEW840	rock
CEW841	rock
CEW861	sediment
CEW862	sediment
CEW863	sediment
CEW866	sediment
CEW867	sediment
CGH639	sediment
CGH641	sediment
CGH642	sediment
CGH843	concentrate	panned C3 fraction
CGH845	concentrate	panned C3 fraction
CGH846	concentrate	panned C3 fraction
CGZ948	rock	metamorphic marble
CGZ949	rock	metamorphic marble
CGZ950	rock	metamorphic marble
CGZ976	rock
CGZ977	rock
CGZ978	rock
CHE283	concentrate	panned C3 fraction

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
C177544	igneous
C209103	metamorphic
CEW839	unspecified
CEW840	unspecified
CEW841	unspecified
CGZ948	metamorphic	marble
CGZ949	metamorphic	marble
CGZ950	metamorphic	marble
CGZ976	unspecified
CGZ977	unspecified
CGZ978	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
Golden Fleece	Past Producer	AU CU AG ZN
Fortune Prospect	Occurrence	AU CU
Golden Fleece Mining Co.	Past Producer	AU AG
Beauty	Occurrence	AG AU CU
Amazon Prospect	Occurrence	AU
Jumbo Prosect	Occurrence	AU AG
Moonshine Prospect	Occurrence	AU CU
American Marble Co.	Prospect	STN_C
Alpha Prospect	Occurrence	CU AU
Home Prospect	Occurrence	AU AG
New Era Prospect	Occurrence	AU
Welcome Claim	Occurrence	AU
Wellfleet Claim	Occurrence	AU
Chicago Kid Claim	Occurrence	AU
House Occurrence	Occurrence	CU
Matilda Occurrence	Occurrence	AU
Cook Claim	Occurrence	AU
Triangle No. 2 Claim	Occurrence	AU
Standby Occurrence	Occurrence	AU
Salmon Claim	Occurrence	AU CU PB

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 (north of French Harbor)	Undetermined	Au;Cu
Unnamed (near 'Jesse Lake')	Undetermined	Ag;Au;Cu;Pb;Zn
Matilda; House	Undetermined	Au
Golden Fleece	Undetermined	Ag;Au;Cu
Valpariso	Active?	Ag;Au
Alpha	Undetermined	Au;Cu
Wednesday	Undetermined	Au;Cu
Elmer; Cape Horn	Undetermined	Au;Cu
Paul; Jessie; James	Active?	Au
Chicago Kid; New Era	Undetermined	Au
Moonshine (near Dolomi)	Undetermined	Ag;Au;Cu
Fortune	Undetermined	Ag;Au
Jumbo (near Dolomi); Wellfleet	Undetermined	Ag;Au
Boston	Undetermined	Ag;Au;Cu
Beauty; Triangle No. 2; Home; We...	Undetermined	Ag;Au
Amazon	Undetermined	Au
Salmon	Undetermined	Au;Cu
Stockton Quartz	Undetermined	Au
Unnamed (near Moss Point)	Undetermined	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.

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Sample ID	Sample source	Sample notes
CEW861	stream/river	stream
CEW862	stream/river	stream
CEW866	stream/river	stream
CEW867	stream/river	stream
CGH639	stream/river	stream
CGH641	stream/river	stream
CGH642	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.

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Sample ID	Sample source	Sample notes
CGH843	stream/river	stream
CGH845	stream/river	stream
CGH846	stream/river	stream
CHE283	stream/river	insufficient sample - data qualitative;; 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
Late Continental Arc	porphyry copper	Porphyry Cu systems associated with predominantly calc-alkalic igneous rocks of post-accretionary continental magmatic arcs (Oligocene-Pliocene)
Intermontane Island-Arc	porphyry copper	Porphyry Cu systems associated with pre-accretionary Triassic and Jurassic calc-alkalic island arcs that formed offshore of western North America
Intermontane Island-Arc Cu-Au	porphyry copper	Triassic and Jurassic alkalic igneous rocks of accreted island arcs that formed offshore of western North America
Insular Mixed Island- and Continental Arc	porphyry copper	Calc-alkalic igneous rocks of accreted Jurassic island-arc terranes
Cordilleran Continental Arc	porphyry copper	Porphyry Cu systems associated with predominantly calc-alkalic igneous rocks of post-accretionary continental magmatic arcs (Jurassic-Eocene)
Southeast Alaska Tertiary	porphyry copper	Tertiary subduction and postsubduction calc-alkalic plutons of southeast Alaska
Alaska Peninsula and Aleutian Islands	porphyry copper	Tertiary felsic to intermediate composition intrusions of the Alaska Peninsula and Aleutian Islands
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.