Jasperson Prospect

The Jasperson Prospect is a lead, copper, silver, and gold mine located in Snohomish county, Washington at an elevation of 3,399 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: Jasperson Prospect  

State:  Washington

County:  Snohomish

Elevation: 3,399 Feet (1,036 Meters)

Commodity: Lead, Copper, Silver, Gold

Lat, Long: 47.95222, -121.45139

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 Jasperson Prospect

Jasperson Prospect MRDS details

Site Name

Primary: Jasperson Prospect
Secondary: Clara Thompson
Secondary: Webster
Secondary: Commonwealth
Secondary: Mccombs


Commodity

Primary: Lead
Primary: Copper
Primary: Silver
Primary: Gold
Secondary: Vanadium
Secondary: Mercury
Tertiary: Arsenic
Tertiary: Zinc
Tertiary: Antimony


Location

State: Washington
County: Snohomish
District: Silver Creek 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: At Least Partly Within Snoqualmie National Forest


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: Mrs. Clara Thompsn And Lawrence Thompson
Home Office: Index, Wa.
Years: 1938 -

Owner Name: W. Eggart
Home Office: Seattle, Wa.
Years: 1941 -


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

Not available


Orebody

Form: VEINS


Structure

Not available


Alterations

Not available


Rocks

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


Analytical Data

Analytical Data: 8 SAMPLES RAN 0.02-0.44 OZ/TON AU, TR-19.2 OZ/TON AG, TR-4.5% CU, 0.8-15.1% PB


Materials

Ore: Sphalerite
Ore: Galena
Ore: Pyrite
Ore: Chalcopyrite
Ore: Vanadinite
Ore: Stibnite
Ore: Cinnabar
Gangue: Quartz


Comments

Comment (Geology): GEOLOGIC MAP INDICATES AREA IS UNDERLAIN BY EITHER SWAUK FORMATION OR TONALITE OF SILVER CREEK DEPENDING ON EXACT LOCATION OF DEPOSIT. GRANODIORITE MAY BE AN AREA TOO SMALL TO SHOW AT MAP SCALE OR MAY BE PART OF TONALITE INTRUSION

Comment (Deposit): NARROW MINERALIZED FRACTURE ZONE WITH SPORADICALLY DISTRIBUTED ORE SHOOTS 3-8 IN. WIDE. THE TYPE OF DEPOSIT IS UNKNOWN

Comment (Location): NORTH OF BEAR CLAIMS ON SOUTH SLOPE OF MINERAL MOUNTAIN ON WEST SIDE OF WEST FORK SILVER CREEK. BROUGHTON GIVES ALTERNATIVE LOCATION OF SE/4 SEC. 31, T. 29 N., R. 11 E.

Comment (Workings): 30 FT ADIT. WORKINGS SAID TO TOTAL 3,000 FT


References

Reference (Deposit): HODGES, L.K., 1897, MINING IN THE PACIFIC NORTHWEST: SEATTLE POST INTELLIGENCER, 116 P.

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): HILL, J.B., AND MELROSE, J.W., 1941, DIRECOTRY OF WASHINGTON METALLIC MINING PROPERTIES: WASHINGTON DIVISION OF MINES AND GEOLOGY INFORMATION CIRCULAR 7, P.

Reference (Deposit): BETHUNE, G.A., 1892, MINES AND MINERALS OF WASHINGTON: WASHINGTON GEOLOGICAL SURVEY 2ND ANNUAL REPORT, 183 P.

Reference (Deposit): U.S. BUREAU OF MINES, 1965, MERCURY IN WASHINGTON, IN MERCURY POTENTIAL OF THE UNITED STATES: U.S. BUREAU OF MINES INFORMATION CIRCULAR 8252, P. 364.

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. 160.

Reference (Deposit): BROUGHTON, W.A., 1942, INVENTORY OF MINERAL PORPERTIES IN SNOHOMISH COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY REPORT OF INVESTIGATIONS 6, P. 34.


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