Unnamed Occurrence

Occurrence in Alaska, United States with commodities Copper, Gold

Geologic information

Identification information

Deposit ID	10001104
MRDS ID	A011790
Record type	Site
Current site name	Unnamed Occurrence

Geographic coordinates

Geographic coordinates:	-145.8744, 63.27799 (WGS84)
Location accuracy	2000(meters)
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Geographic areas

Country	State
United States	Alaska

Comments on the location information

LOCATION APPROXIMATED FROM USGS UFR 79-238, FIG 5, LOC. 8 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991). ; INFO FROM LAND.ST :49?

Commodities

Commodity	Importance
Copper	Primary
Gold	Tertiary

Materials information

Materials	Type of material
Chalcopyrite	Ore

Host and associated rocks

Host or associated Associated

Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
Host or associated Host

Rock type Metamorphic Rock > Skarn (Tactite)

Nearby scientific data

(1)	-145.8744, 63.27799	ListMap

Economic information

Economic information about the deposit and operations

Development status	Occurrence
Commodity type	Metallic
Deposit size	Small
Significant	No

Mining district

District name	Delta River

Comments on development

SOME WORK REPORTED CIRCA 1918

Reference information

Links to other databases

Agency	Database name	Acronym	Record ID	Notes
USGS	Mineral Resources Data System	MRDS	A011790

Bibliographic references

Deposit

USGS BULL 662, P.43-44
Deposit

USGS BULL 712, P.20
Deposit

USBM IC 8626, P.16
Deposit

USGS OFR 77-169 A, P.38, LOC. 27

General comments

Subject category	Comment text
Deposit	SEE ALSO: RAINY CREEK; FAIRLY LARGE BODY OF LOW-GRADE CU ORE ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit	MINOR CHALCOPYRITE AND PYRRHOTITE IN TACTITE AND ADJACENT DIORITE;REPORTED TO CARRY A LITTLE AU

Reporter information

Type	Date	Name	Affiliation	Comment
Reporter	01-AUG-1985	Leonard, Kenneth R. (Elliott, R. L.)	U.S. Geological Survey