North Star Prospect

The North Star Prospect is a copper mine located in Snohomish county, Washington at an elevation of 2,569 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: North Star Prospect  

State:  Washington

County:  Snohomish

Elevation: 2,569 Feet (783 Meters)

Commodity: Copper

Lat, Long: 47.84972, -121.53000

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the North Star Prospect

North Star Prospect MRDS details

Site Name

Primary: North Star Prospect


Commodity

Primary: Copper


Location

State: Washington
County: Snohomish
District: Index District


Land Status

Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Administrative Organization: In Snoqualmie National Forest


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: North Star Mining Co.
Years: 1912 -


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Northern Cascade Mountains


Mineral Deposit Model

Model Name: Polymetallic veins


Orebody

Form: VEIN


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Granodiorite Is Altered And Crushed


Rocks

Name: Diorite
Role: Host
Age Type: Host Rock Unit
Age Young: Oligocene

Name: Diorite
Role: Host
Age Type: Host Rock
Age Young: Oligocene


Analytical Data

Not available


Materials

Ore: Pyrite
Ore: Bornite
Ore: Chalcopyrite
Gangue: Quartz


Comments

Comment (Location): NEAR HEADWATERS OF NORTH STAR CREEK

Comment (Deposit): SHEAR ZONE CONTAINS IRREGULAR BANDS OF ORE MINERALS 2-3 IN. WIDE

Comment (Workings): 2 ADITS


References

Reference (Deposit): TABOR, R.W., FRIZZELL, V.A., JR., BOOTH, D.B., WHETTEN, J.T., WAITT, R.B., JR., AND ZARTMAN, R.E., 1982, PRELIMINARY GEOLOGIC MAP OF THE SKYKOMISH RIVER 1:100,000 QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 82-747, SCALE 1:100,000.

Reference (Deposit): HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 89.

Reference (Deposit): BROUGHTON, W.A., 1942, INVENTORY OF MINERAL PROPERTIES IN NSNOHOMISH COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY REPORT OF INVESTIGATIONS 6, P. 18-19.


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