Anacortes

The Anacortes is a chromium mine located in Skagit county, Washington at an elevation of 98 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: Anacortes  

State:  Washington

County:  Skagit

Elevation: 98 Feet (30 Meters)

Commodity: Chromium

Lat, Long: 48.5025, -122.62361

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 Anacortes

Anacortes MRDS details

Site Name

Primary: Anacortes


Commodity

Primary: Chromium
Tertiary: Platinum


Location

State: Washington
County: Skagit


Land Status

Land ownership: Private
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.


Holdings

Not available


Workings

Not available


Ownership

Not available


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: Pacific Border Province
Physiographic Section: Puget Trough
Physiographic Detail: Pacific Mountains


Mineral Deposit Model

Model Name: Podiform chromite (minor)


Orebody

Form: UNKNOWN, POSSIBLY MASSIVE AND DISSEMINATED


Structure

Type: R
Description: San Juan Thrust System


Alterations

Alteration Type: L
Alteration Text: Dunite Is Serpentinized


Rocks

Name: Peridotite
Role: Associated
Age Type: Host Rock
Age Young: Late Jurassic

Name: Peridotite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Jurassic

Name: Peridotite
Role: Associated
Age Type: Associated Rock
Age Young: Late Jurassic


Analytical Data

Analytical Data: $.41/TON AU+PT IN NATURAL BLACK SAND


Materials

Ore: Chromite


Comments

Comment (Deposit): SEE ALSO: MRDS M700343.

Comment (Location): NEAR ANACORTES

Comment (Geology): GEOLOGY PRESUMED THE SAME AS AT NEARBY READY CASH DEPOSIT ON CYPRESS ISLAND WEST OF ANACORTES, WHERE CHROMITE IS IN PART OF OPHIOLITE-ARC VOLCANIC SEQUENCE IN THE DECATUR TERRANE, STRUCTURALLY HIGHEST UNIT OF THE SAN JUAN THRUST SYSTEM.


References

Reference (Deposit): DAY, D.T., AND RICHARDS, R.H., 1906, USEFUL MINERALS IN THE BLACK SANDS OF THE PACIFIC SLOPE: U.S. GEOLOGICAL SURVEY MINERAL RESOURCES OF THE UNITED STATES, CALENDAR YEAR 1905, P. 1218-1219.

Reference (Deposit): DERKEY, R.E., JOSEPH, N.L., AND LASMANIS, RAYMOND, 1990, METAL MINES OF WASHINGTON - PRELIMINARY REPORT: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, P. 333.

Reference (Analytical Data): DAY AND RICHARDS, 1906

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. 39, 281.


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