Wood Cove Occurrence

Occurrence in Alaska, United States with commodities Molybdenum, Copper

Geologic information

Identification information

Deposit ID	10000231
MRDS ID	A010268
Record type	Site
Current site name	Wood Cove Occurrence

Geographic coordinates

Geographic coordinates:	-133.52124, 54.82193 (WGS84)
Elevation	15
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Geographic areas

Country	State
United States	Alaska

Commodities

Commodity	Importance
Molybdenum	Primary
Copper	Tertiary

Materials information

Materials	Type of material
Chalcopyrite	Ore
Molybdenite	Ore
Epidote	Gangue
Pyrite	Gangue
Pyrrhotite	Gangue
Quartz	Gangue

Analytical data

Result	AVERAGE CONTENT OF 11 SAMPLES GAVE 200 PPM MO
Result	QUARTZ VEINS RAN 500-700 PPM MO

Host and associated rocks

Host or associated Associated

Rock type Plutonic Rock > Granitoid > Quartz Monzonite
Host or associated Host

Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1)	-133.52124, 54.82193	ListMap

Economic information

Economic information about the deposit and operations

Development status	Occurrence
Commodity type	Metallic
Deposit size	Small
Significant	No
Discovery year	1969
Discovery method	Ore-Mineral In Place

Mining district

District name	Ketchikan District

Land status

Ownership category	National Forest

Reference information

Links to other databases

Agency	Database name	Acronym	Record ID	Notes
USGS	Mineral Resources Data System	MRDS	A010268

Bibliographic references

Deposit

USGS OPEN FILE 456, P.2-3, 6
Deposit

USGS OPEN FILE 78-863, P. 26

General comments

Subject category	Comment text
Deposit	4 TYPES OF VEIN ARE PRESENT: QUARTZ-MOLYBDENITE, QUARTZ-PYRITE-MOLYBDENITE, EPIDOTE, AND PYRITE. QUARTZ-MOLYBDENITE VEINS ARE 1-6 IN THICK. AVERAGE DENSITY IS 4-8 VEINS PER SQ. FT., HALF OF WHICH HAVE MEGASCOPIC MOLYBDENITE.

Reporter information

Type	Date	Name	Affiliation	Comment
Reporter	01-NOV-1983	Hirschmann, M. M. (Elliott, R. L.)	U.S. Geological Survey