Unnamed (headwaters of Porcupine Creek)

Occurrence in Alaska, United States with commodity Lead

Sections on this page

Identification information
Geographic coordinates
Site location context
Geographic areas
Commodities
Materials information
Host and associated rocks
Nearby scientific data
Economic information about the deposit and operations
Mining district
Links to other databases
Bibliographic references
Reporter information

Geologic information

Identification information

Deposit ID	10001715
MRDS ID	A012499
Record type	Site
Current site name	Unnamed (headwaters of Porcupine Creek)

Geographic coordinates

Geographic coordinates:	-144.44281, 64.58972 (WGS84)
Relative position	Menzie and Foster (1979) noted a mineral occurrence in the headwaters of Porcupine Creek, a tributary of the Salcha River in section 1, T. 4 S., R. 16 E., of the Fairbanks Meridian. It was not identified as a separate location by Cobb (1972) or by Cobb and Eberlein (1980).

Site location context

Political divisions (FIPS codes)

Southeast Fairbanks(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Big Delta C-1(quadrangle 1:63,360 scale)

Big Delta NE(quadrangle 1:100,000 scale)

Big Delta(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Geographic areas

Country	State
United States	Alaska

Commodities

Commodity	Importance
Lead	Primary

Materials information

Materials	Type of material
Galena	Ore

Host and associated rocks

Host or associated Associated

Rock type Metamorphic Rock > Metasedimentary Rock > Marble
Host or associated Host

Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite

Host or associated	Associated
Rock type	Metamorphic Rock > Metasedimentary Rock > Marble

Host or associated	Host
Rock type	Metamorphic Rock > Metasedimentary Rock > Quartzite

Nearby scientific data

(1)	-144.44281, 64.58972	ListMap

Economic information

Comments on the geologic information

Geologic Description = Menzie and Foster (1979) noted a mineral occurrence of galena in quartzite and quartz-mica schist in the headwaters of Porcupine Creek. Weber and others (1978) report the regional geology as greenschist, quartzite, phyllite, and marble.

Economic information about the deposit and operations

Development status	Occurrence
Commodity type	Metallic

Mining district

District name	Fairbanks

Comments on the workings information

Workings / Exploration = Menzie and Foster (1979) noted the mineral occurrence during geologic mapping.

Reference information

Links to other databases

Agency	Database name	Acronym	Record ID	Notes
USGS	Mineral Resources Data System	MRDS	A012499
USGS	Alaska Resource Data File	ARDF	BD042

Bibliographic references

Deposit

Weber, F.R., Foster, H.L., Keith, T.E.C., Dusel-Bacon, C., 1978, Preliminary geologic map of the Big Delta quadrangle, Alaska: U.S. Geological Survey Open-File Report 78-529A, 1 sheet, scale 1:250,000.
Deposit

Menzie, W.D., and Foster, H.L., 1979, Metalliferous and selected nonmetalliferous mineral resource potential in the Big Delta quadrangle, Alaska: U.S. Geological Survey Open-File Report 78-529D, 61 p., 1 sheet, scale 1:250,000.

Comments on the references

Primary Reference = Menzie and Foster, 1979

Reporter information

Type	Date	Name	Affiliation	Comment
Reporter	26-APR-1999	Cameron S. Rombach	Alaska Division of Geological and Geophysical Surveys

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.