Iron Cap Prospect

The Iron Cap Prospect is a silver and gold mine located in Whatcom county, Washington at an elevation of 4,751 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: Iron Cap Prospect  

State:  Washington

County:  Whatcom

Elevation: 4,751 Feet (1,448 Meters)

Commodity: Silver, Gold

Lat, Long: 48.84444, -121.66611

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 Iron Cap Prospect

Iron Cap Prospect MRDS details

Site Name

Primary: Iron Cap Prospect


Commodity

Primary: Silver
Primary: Gold
Tertiary: Copper


Location

State: Washington
County: Whatcom
District: Mount Baker 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 Mount Baker Wilderness In Mount Baker National Forest


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: William Entwistle And Associates
Home Office: Seattle, Wash.
Years: 1934 -


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: THIN SEAMS


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Pyritization, Silicified


Rocks

Name: Greenstone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Permian

Name: Greenstone
Role: Host
Age Type: Host Rock
Age Young: Late Permian


Analytical Data

Analytical Data: 1934 ASSAY: 0.4 O/TONZ AU. 7 REPRESENTATIVE SAMPLES: TR GOLD, 0.02-0.14 OZ/TON AG, AND 0.05% CU. AN ASSAY VALUE OF $16/TON AU IS ALSO REPORTED.


Materials

Ore: Pyrrhotite
Ore: Pyrite


Comments

Comment (Reserve-Resource): 800,000 TON TALUS SLIDE OF PYRITIZED ROCK.

Comment (Location): UNSURVEYED. ON SHUKSON ARM

Comment (Deposit): PYRITE-PYRRHOTITE SEAMS ARE 3 MM WIDE

Comment (Workings): 2 ADITS


References

Reference (Deposit): TABOR, R.W., HAUGERUD, R.A., BOOTH, D.B., AND BROWN, E.B., 199X, PRELIMINARY GEOLOGIC MAP OF THE MOUNT BAKER 30 X 60 MINUTE QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 9X-XXX, SCALE 1:100,000 (IN PREPARATION IN 1993).

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. 177.

Reference (Deposit): MOEN, W.S., 1969, MINES AND MINERAL DEPOSITS OF WHATCOM COUNTY, WASHINGTON: :WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 57, P. 87-88.


Washington Gold

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