Jasperson Prospect

Occurrence in Snohomish county in Washington, United States with commodities Gold, Silver, Copper, Lead, Mercury, Vanadium, Antimony, Zinc, Arsenic
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Mineral rights holdings
  14. Land status
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10036762
MRDS ID M025671
MAS/MILS ID 530610402
Record type Site
Current site name Jasperson Prospect
Alternate or previous names Mccombs, Clara Thompson, Webster, Commonwealth, Mc Combs, Jasperson
Related records 10156637

Geographic coordinates

Geographic coordinates: -121.45139, 47.95222 (WGS84)
Elevation 1036
Location accuracy 1000(meters)
Relative position ABOUT 0.75 MI WEST-NORTHWEST OF MINERAL CITY SITE, Estimated In Se Corner Sec. 36

Site location context

Political divisions (FIPS codes)

Snohomish(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Monte Cristo(quadrangle 1:24,000 scale)

Skykomish River(quadrangle 1:100,000 scale)

Wenatchee(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Skykomish(hydrologic unit)

Puget Sound(hydrologic accounting unit)

Puget Sound(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Washington Snohomish

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 029N 010E 36 Washington
Willamette 028N 011E 6 Washington

Comments on the location information

  • 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.

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Primary
Lead Primary
Mercury Secondary
Vanadium Critical Secondary
Antimony Critical Tertiary
Zinc Critical Tertiary
Arsenic Critical Tertiary

Comments on the commodity information

  • Primarily a GOLD PROSPECT.

Materials information

Materials Type of material
Chalcopyrite Ore
Cinnabar Ore
Galena Ore
Pyrite Ore
Sphalerite Ore
Stibnite Ore
Vanadinite Ore
Quartz Gangue

Analytical data

Result 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

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Index Batholith
    Rock description Index Batholith
    Stratigraphic age (youngest) Oligocene

Nearby scientific data

(1) -121.45139, 47.95222

Economic information

Ore body information

  • General form VEINS
    Thickness 0.2M

Comments on the geologic information

  • 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

Economic information about the deposit and operations

Operation type Underground
Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Silver Creek District

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest
Area name At Least Partly Within Snoqualmie National Forest

Ownership information

  • Type Operator
    Owner W. Eggart
    Home office Seattle, Wa.
    First year 1941
  • Type Owner
    Owner Mrs. Clara Thompsn And Lawrence Thompson
    Home office Index, Wa.
    First year 1938
  • Type Owner
    Owner McCombs & Co.
    First year 1934

Comments on the ownership information

  • 17 unpatented mining claims (p. 160, WDMG Bull. 37).

Comments on the production information

  • NO PRODUCTION DATA.

Workings at the site

  • Type of workings Underground
    Length 914.4M
  • Type of workings Underground

Comments on the workings information

  • 30 FT ADIT. WORKINGS SAID TO TOTAL 3,000 FT

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit NARROW MINERALIZED FRACTURE ZONE WITH SPORADICALLY DISTRIBUTED ORE SHOOTS 3-8 IN. WIDE. THE TYPE OF DEPOSIT IS UNKNOWN

Reporter information

Type Date Name Affiliation Comment
Reporter 1985-07-01 Andrews, David H. (Lawson, William A.) U.S. Geological Survey
Updater 1992-05-01 Peterson, Jocelyn A. U.S. Geological Survey also M054872 = 10040184
Reporter 1997-01-09 Western Field Operations Center (WFOC) U.S. Bureau of Mines MAS 0530610402 = 10156637
Editor 2012-12-03 Wilson, Anna B U.S. Geological Survey merged and deleted duplicate records 10156637 and 10040184

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.