Unnamed Occurrence

Occurrence in Alaska, United States with commodities Copper, Zinc, Titanium, Metal, Tin, Nickel

Geologic information

Identification information

Deposit ID	10001262
MRDS ID	A011981
Record type	Site
Current site name	Unnamed Occurrence

Geographic coordinates

Geographic coordinates:	-152.00005, 67.38132 (WGS84)
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Geographic areas

Country	State
United States	Alaska

Comments on the location information

ADGGS OFR 133 B, PLATE 1, NO. 237 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity	Importance
Copper	Primary
Zinc	Secondary
Titanium, Metal	Tertiary
Tin	Tertiary
Nickel	Tertiary

Materials information

Materials	Type of material
Cassiterite	Ore
Chalcopyrite	Ore
Rutile	Ore
Sphalerite	Ore

Analytical data

Result	5000 PPM CU, 200 PPM NI, 320 PPM ZN, GRAB SAMPLE, ADGGS OFR 133 B, TABLE 2, NO. 237

Host and associated rocks

Host or associated Host

Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite

Nearby scientific data

(1)	-152.00005, 67.38132	ListMap

Comments on the geologic information

BEDROCK IS MAPPED AS BLACK PHYLLITE AND SLATE UNIT OF UPPER DEVONIAN AGE.

Economic information

Economic information about the deposit and operations

Development status	Occurrence
Commodity type	Metallic
Deposit size	Small
Significant	No

Mining district

District name	Koyukuk

Land status

Ownership category	State

Reference information

Links to other databases

Agency	Database name	Acronym	Record ID	Notes
USGS	Mineral Resources Data System	MRDS	A011981

Bibliographic references

Deposit

ADGGS OFR 133 B, SAMPLE 237
Deposit

USGS OFR 200

General comments

Subject category	Comment text
Deposit	DISSEMINATED (?) CHALCOPYRITE, SPHALERITE, MALACHITE AND AZURITE WITH MINOR RUTILE AND CASSITERITE (?) IN METACLASTIC ROCK; ANOMALOUS CU,ZN, TI, SN AND NI

Reporter information

Type	Date	Name	Affiliation	Comment
Reporter	01-MAR-1986	Leonard, Kenneth R. (Elliott, R. L.)	U.S. Geological Survey