Scientific data near [58.36028,-154.36917]

Search area extends approximately 2.2 km east-west and 4.2 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Kodiak Island	Borough
Alaska	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Mt Katmai B-2	1:63,360 Alaska quadrangle
Mt Katmai	1:250,000 Alaska quadrangle
Watershed boundaries (USGS hydrologic units)
Shelikof Strait	hydrologic unit
190207	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
g	Unconsolidated	Glaciers
Khk	Sedimentary	Hoodoo and Kaguyak Formations
Tkn	Sedimentary	Kenai Group, undivided
Tvm	Igneous - Volcanic	Volcanic rocks of the Aleutian Islands and Alaska Peninsula

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-AP11	Placer Au
AK-AP13	Polymetallic vein
AK-AP04	Epithermal vein, generic
AK-AP09	Porphyry Cu, BC-Ak type

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
Peninsular-Talkeetna	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
CFY742	rock	metamorphic unspecified
CGM666	rock	igneous unspecified
CGM667	rock	sedimentary unspecified
CGM668	rock	igneous unspecified

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
CFY742	metamorphic	unspecified
CGM666	igneous	unspecified
CGM667	sedimentary	unspecified
CGM668	igneous	unspecified

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