Scientific data near [58.37840,-134.62930]

Search area extends approximately 17.8 km east-west and 34.0 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Juneau	Borough
Alaska	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Juneau B-2	1:63,360 Alaska quadrangle
Juneau	1:250,000 Alaska quadrangle
Watershed boundaries (USGS hydrologic units)
Lynn Canal	hydrologic unit
190103	hydrologic accounting unit
Arctic Slope	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
Kgb	Igneous - Plutonic	Gabbro and diorite of southeast Alaska
KJgn	Sedimentary	Gravina-Nuzotin unit
KJgn	Sedimentary	Gravina-Nuzotin unit
KJgn	Sedimentary	Gravina-Nuzotin unit
KJgv	Sedimentary	Volcanic rocks of the Gravina-Nutzotin belt
MzPzss	Metamorphic	Metasedimentary and minor metavolcanic rocks along the west side of the Coast plutonic complex of Brew and Morrell (1979b)
MzPzss	Metamorphic	Metasedimentary and minor metavolcanic rocks along the west side of the Coast plutonic complex of Brew and Morrell (1979b)
MzPzsv	Metamorphic	Metavolcanic rocks west of the Coast plutonic complex of Brew and Morrell (1979b)
MzPzsv	Metamorphic	Metavolcanic rocks west of the Coast plutonic complex of Brew and Morrell (1979b)
Pzgn	Metamorphic	Roof pendants of the Coast plutonic complex of Brew and Morrell (1979b)
Qs	Unconsolidated	Unconsolidated surficial deposits, undivided
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.

Database Home

ID	Data type	Description
Juneau '82	M-D	Juneau '82 6598 line km with spacing 1.60 km over parts of AK
Juneau	M/R-D	Juneau 1319 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).

Database Home

Tract	Deposit Type	Mineralization age
AK-SE05	Sierran Kuroko mass. sulf.
AK-SE03	Low-sulfide Au-quartz veins
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.

Database Home

Domain	Crust type	Region
Taku	Passive margin	Alaska
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.

Database Home

Lab ID	Sample medium	Description
AGB093	sediment
AGB094	sediment
AGB095	sediment
AGB096	sediment
AGB097	sediment
AGB098	sediment
AGB099	sediment
AGB100	sediment
AGB130	sediment
AGB139	sediment
AGB140	sediment
AGB163	sediment
AGB180	sediment
AGB181	sediment
AGB188	sediment
AGB189	sediment
AGB198	sediment
AGB200	sediment
AGB201	sediment
AGB207	sediment
AGB208	sediment
AGB210	sediment
AGB211	sediment
AGB212	sediment
AGB213	sediment
AGB214	sediment
AGB215	sediment
AGB216	sediment
AGB217	sediment
AGB218	sediment
AGB276	sediment
AGB277	sediment
AGB278	sediment
AGB279	sediment
AGB280	sediment
AGB281	sediment
AGB282	sediment
BFE234	concentrate	panned C1 fraction
BFE776	concentrate	panned C1 fraction
C179147	sediment
CDB570	rock	metamorphic greenstone
CDD077	rock	metamorphic gneiss
CDD079	rock	igneous granodiorite
CDD089	rock	metamorphic phyllite-slate
CDD116	rock	metamorphic schist
CDD117	rock	metamorphic gneiss
CFK451	sediment
CFT242	rock	igneous intermediate
CFT243	rock	igneous intermediate
CFV719	rock	igneous mafic
CFV720	rock	igneous felsic
CFV777	rock	sedimentary unspecified
CFV890	rock	sedimentary conglomerate
CFV891	rock	sedimentary sandstone
CFX839	rock	metamorphic unspecified
CFX847	rock	metamorphic unspecified
CFX848	rock	metamorphic unspecified
CFX864	rock	metamorphic unspecified
CFX903	concentrate	panned C3 fraction
CFX904	concentrate	panned C3 fraction
CFX951	concentrate	panned C3 fraction
CFX952	concentrate	panned C3 fraction
CFX953	concentrate	panned C3 fraction
CFX954	concentrate	panned C3 fraction
CGC100	sediment
CGC101	sediment
CGC102	sediment
CGC103	sediment
CGC119	rock	igneous felsic
CGC120	rock	igneous felsic
CGC184	sediment
CGC185	sediment
CGC186	sediment
CGC229	sediment
CGC328	sediment
CGC329	sediment
CGC330	sediment
CGC331	sediment
CGC367	rock	sedimentary chert
CGG072	concentrate	panned C3 fraction
CGG073	concentrate	panned C3 fraction
CGG074	concentrate	panned C3 fraction
CGG075	concentrate	panned C3 fraction
CGG168	concentrate	panned C3 fraction
CGI091	rock	metamorphic unspecified
CGK710	rock	metamorphic unspecified
CGK797	concentrate	panned C3 fraction
CHV447	rock	igneous mafic
CHY180	rock	metamorphic phyllite-slate
CHY181	rock	metamorphic quartzite
D154136	concentrate	panned C3 fraction
D248094	soil
D248456	soil
EQC423	sediment
M126740	rock	metamorphic greenstone
M126754	rock	metamorphic greenstone
M126755	rock	metamorphic greenstone
M126757	rock	metamorphic greenstone
M126758	rock	metamorphic greenstone
M126759	rock	metamorphic greenstone
M126760	rock	metamorphic greenstone
M126761	rock	metamorphic greenstone
M126762	rock	metamorphic greenstone
M126763	rock	metamorphic greenstone
M131753	rock	metamorphic metatuff
M144617	rock	metamorphic gneiss
M144619	rock	igneous granodiorite
M171773	rock	metamorphic greenstone
M171774	rock	metamorphic greenstone
M171775	rock	metamorphic greenstone
M174569	rock	metamorphic greenstone
M174888	rock	metamorphic metatuff
M179864	rock	igneous tonalite
M192283	rock	metamorphic greenstone
M192863	rock	metamorphic metagraywacke
M193253	rock
M193254	rock
M193255	rock
M193401	rock
M199907	rock	igneous greenstone
M199909	rock	igneous andesite
M200249	rock	metamorphic greenstone
M200250	rock	metamorphic greenstone
M200251	rock	metamorphic greenstone

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.

Database Home

Sample ID	Material	Source
C-179147	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.

Database Home

Sample ID	Date collected	Sample type
7019989	1979-09-16	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7019990	1979-09-16	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7019991	1979-09-16	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7019992	1979-09-16	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7020063	1979-09-18	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7020064	1979-09-18	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7020065	1979-09-18	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7020066	1979-09-18	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.
7020069	1979-09-18	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.
7020070	1979-09-18	Wet stream sediment sample dried at less than or equal to 100øC and sieved to -100 mesh through stainless steel sieves.
7020071	1979-09-18	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.
7020072	1979-09-18	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.
7020120	1979-09-19	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.

Database Home

Sample ID	Date collected	Sample type
3021611	1979-09-16	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021612	1979-09-16	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021613	1979-09-16	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021614	1979-09-16	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021686	1979-09-18	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021687	1979-09-18	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021688	1979-09-18	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021689	1979-09-18	Natural-pond (or lake in Alaska) water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021692	1979-09-18	Natural-pond (or lake in Alaska) water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021693	1979-09-18	Stream water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021694	1979-09-18	Natural-pond (or lake in Alaska) water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021695	1979-09-18	Natural-pond (or lake in Alaska) water sample acidified to a pH of less than or equal to 1 with reagent-grade nitric acid.
3021743	1979-09-19	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"

Database Home

Sample ID	Rock type	Rock name
CDB570	igneous	unspecified
CDD077	metamorphic	gneiss
CDD079	metamorphic	gneiss
CDD089	metamorphic	phyllite-slate
CDD116	metamorphic	schist
CDD117	metamorphic	gneiss
CFT242	igneous	intermediate
CFT243	igneous	intermediate
CFV719	igneous	mafic
CFV720	igneous	felsic
CFV777	sedimentary	unspecified
CFV890	sedimentary	conglomerate
CFV891	sedimentary	sandstone
CFX839	metamorphic	unspecified
CFX847	metamorphic	unspecified
CFX848	metamorphic	unspecified
CFX864	metamorphic	unspecified
CGC119	igneous	felsic
CGC120	igneous	felsic
CGC367	unspecified	chert-jasperoid
CGI091	metamorphic	unspecified
CGK710	metamorphic	unspecified
CHV447	igneous	mafic
CHY180	metamorphic	phyllite-slate
CHY181	metamorphic	quartzite
M126740	metamorphic	greenstone
M126754	metamorphic	greenstone
M126755	metamorphic	greenstone
M126757	metamorphic	greenstone
M126758	metamorphic	greenstone
M126759	metamorphic	greenstone
M126760	metamorphic	greenstone
M126761	metamorphic	greenstone
M126762	metamorphic	greenstone
M126763	metamorphic	greenstone
M131753	metamorphic	metatuff
M144617	metamorphic	gneiss
M144619	igneous	granodiorite
M171773	metamorphic	greenstone
M171774	metamorphic	greenstone
M171775	metamorphic	greenstone
M174569	metamorphic	greenstone
M174888	metamorphic	metatuff
M179864	igneous	tonalite
M192283	metamorphic	greenstone
M192863	metamorphic	metagraywacke
M193253	unspecified
M193254	unspecified
M193255	unspecified
M193401	unspecified
M199907	igneous	greenstone
M199909	igneous	andesite
M200249	metamorphic	greenstone
M200250	metamorphic	greenstone
M200251	metamorphic	greenstone

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
Treasury Hill Prospect	Occurrence	AU PB
Mendenhall Prospect	Occurrence	AU PB
Winn Prospect	Occurrence	AU
Mcginnis Creek Placer	Past Producer	AU
Dull and Stephens Prospect	Occurrence	AU PB CU
Lake Creek	Prospect	AU
Dull and Stephens	Prospect	AU
Winn	Prospect	AU
Erwin Pit No. 2	Past Producer	SDG
Waterhole Pit	Past Producer	SDG
Rainbow	Occurrence	AU STN
River Road Pit	Past Producer	SDG
Mendenhall Juneau	Prospect	AU
Mile 7 Quarry	Past Producer	STN
Meadow Grove Pit	Past Producer	SDG
Upper Mendenhall River Pit	Past Producer	SDG
Treasury Hill	Prospect	AS AU
Lower Mendenhall River Pit	Past Producer	SDG
Fish Creek Quarry	Past Producer	STN
Madsen Pit	Past Producer	SDG
Black Panther	Prospect	AU
Erwin Pit	Past Producer	SDG

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
Rainbow	Inactive	Au?
Lower Montana Creek	Inactive	Au
Montana Basin; upper Montana Cre...	Inactive	Au
McGinnis Creek; Mansfield Gold	Inactive	Au
Mendenhall	Inactive	Au
Treasury Hill; Gold Knob	Inactive	Au
Lower Montana Creek	Inactive	Au
Winn	Inactive	Au
Bar	Inactive	Au

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
AGB093	stream/river	stream
AGB094	stream/river	stream
AGB095	stream/river	stream
AGB096	stream/river	stream
AGB097	stream/river	stream
AGB098	stream/river	stream
AGB099	stream/river	stream
AGB100	stream/river	stream
AGB130	stream/river	stream
AGB139	stream/river	stream
AGB140	stream/river	stream
AGB163	stream/river	stream
AGB180	stream/river	stream
AGB181	stream/river	stream
AGB188	stream/river	stream
AGB189	stream/river	stream
AGB198	stream/river	stream
AGB200	stream/river	stream
AGB201	stream/river	stream
AGB207	stream/river	stream
AGB208	stream/river	stream
AGB210	stream/river	stream
AGB211	stream/river	stream
AGB212	stream/river	stream
AGB213	stream/river	stream
AGB214	stream/river	stream
AGB215	stream/river	stream
AGB216	stream/river	stream
AGB217	stream/river	stream
AGB218	stream/river	stream
AGB276	stream/river	stream
AGB277	stream/river	stream
AGB278	stream/river	stream
AGB279	stream/river	stream
AGB280	stream/river	stream
AGB281	stream/river	stream
AGB282	stream/river	stream
C179147	surface
CFK451	stream/river	stream
CGC100	stream/river	stream
CGC101	stream/river	stream
CGC102	stream/river	stream
CGC103	stream/river	stream
CGC184	stream/river	stream
CGC185	stream/river	stream
CGC186	stream/river	stream
CGC229	stream/river	stream
CGC328	stream/river	stream
CGC329	stream/river	stream
CGC330	stream/river	stream
CGC331	stream/river	stream
EQC423	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
D248094	forest/scattered timberland
D248456	forest/scattered timberland

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
BFE234	stream/river	stream
BFE776	stream/river	stream
CFX903	stream/river	stream
CFX904	stream/river	stream
CFX951	stream/river	stream
CFX952	stream/river	stream
CFX953	stream/river	stream
CFX954	stream/river	stream
CGG072	stream/river	stream
CGG073	stream/river	stream
CGG074	stream/river	stream
CGG075	stream/river	stream
CGG168	stream/river	stream
CGK796	stream/river	stream
CGK797	stream/river	stream
D154136	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.

Database Home

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.