Dawson Prospect

The Dawson Prospect is a silver, lead, and gold mine located in King county, Washington at an elevation of 5,351 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: Dawson Prospect  

State:  Washington

County:  King

Elevation: 5,351 Feet (1,631 Meters)

Commodity: Silver, Lead, Gold

Lat, Long: 47.635, -121.47250

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 Dawson Prospect

Dawson Prospect MRDS details

Site Name

Primary: Dawson Prospect


Commodity

Primary: Silver
Primary: Lead
Primary: Gold
Tertiary: Zinc
Tertiary: Antimony


Location

State: Washington
County: King
District: Buena Vista District


Land Status

Land ownership: National Wilderness
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 Alpine Lakes Wilderness In Mount Baker National Forest


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: 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: Silicification, Carbonatization, Pyritization


Rocks

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

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


Analytical Data

Analytical Data: ASSAYS GAVE 0.4-4.06 OZ/TON AU, 4-30 OZ/TON AG, 3.5-4.1% PB, 0-3.12% CU


Materials

Ore: Chalcopyrite
Ore: Stibiconite
Ore: Pyrite
Ore: Sphalerite
Ore: Galena
Ore: Stibnite


Comments

Comment (Deposit): STRONG VEIN OF HEAVY SULFIDES IN 12-FT LEACHED ZONE. ATTITUDE IS OF HYDROTHERMALLY ALTERED ZONE

Comment (Location): ON TRIBUTARY TO MILLER RIVER. HUNTTING GIVES ALTERNATIVE LOCATION OF NE/4 SEC. 18, T. 25 N., R. 11 E.; THIS IS PROBABLY INCORRECT

Comment (Workings): 600 FT OF DRIFTS

Comment (Deposit): LAT. & LONG. ARE GENERAL ; INFO.SRC : 1 PUB LIT


References

Reference (Deposit): GUALTIERI, J.L., THURBER, H.K., MILLER, M.S., MCMAHAN, A.B., AND FEDERSPIEL, F.F., 1975, MINERAL RESOURCES OF ADDITIONS TO THE ALPINE LAKES STUDY AREA, CHELAN, KING, AND KITTITAS COUNTIES, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 75-3, P. 74.

Reference (Deposit): PURDY, C.P., JR., 1951, ANTIMONY OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 39, P. 83-84.

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. 215.


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