1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Woodchopper Creek Placer

Past Producer in Alaska, United States with commodities Gold, Silver, Tin
Map
XML
JSON
KML
B
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10002746
MRDS ID A015197
Record type Site
Current site name Woodchopper Creek Placer
Related records 10257792

Geographic coordinates

Geographic coordinates: -151.01138, 65.05099 (WGS84)

Site location context

Political divisions (FIPS codes)

Yukon-Koyukuk(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tanana A-3(quadrangle 1:63,360 scale)

Tanana SE(quadrangle 1:100,000 scale)

Tanana C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Federal lands

Doyon, Limited(ANCSA Region)

ANCSA Region NTVPIC(Type of land area)

NTVPIC(Federal land areas administered by NTVPIC)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS MF-371, LOC. 25. COORDINATES GIVEN FOR ABANDONED VILLAGE OF WOODCHOPPER, MARKED IN SE CORNER OF TANANA (A-3), APPROXIMATING CENTER OF PLACER. LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Gold Primary
Silver Primary
Tin Critical Primary

Materials information

Materials Type of material
Gold Ore
Silver Ore
Ilmenite Gangue
Magnetite Gangue
Picotite Gangue
Pyrite Gangue
Cassiterite Unknown

Analytical data

Result 17 GLM3 AU, 1.9 GLM3 AG.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Metamorphic Rock > Phyllite
  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone

Nearby scientific data

(1) -151.01138, 65.05099
ListMap

Economic information

Comments on the geologic information

  • WOODCHOPPER CREEK MARKS SW END OF TIN BELT.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1913

Comments on development

  • LARGE-SCALE DRIFT MINING PRECEDED BY PROSPECT DRILLING UNTIL 1956 AND PROBABLY LATER. OVER 100 MEN EMPLOYED IN 1915-16. PROSPECT DRILLING BY ADOLPH BOCK, 1926-41. OF 43 HOLES, 20 HAD GOLD, 21 CASSITERITE, AND 5 CASSITERITE WITHOUT GOLD.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit GOLD AND CASSITERITE IN DEEP CHANNEL AND ON BURRIED BENCHES 100-200 FT. BELOW SURFACE. MINE ON BENCH JUST EAST OF WOODCHOPPER CR. SHOWED 20 FT. OF GRAVEL ON BEDROCK; OVERLAIN BY 20 FT. OF MUCK, 40 FT. OF GRAVEL, AND ANOTHER 40 FT. OF MUCK. AURIFEROUS GRAVEL DISCOVERED IN FLATS NEAR MOUTH OF CREEK.
Deposit STREAM GRADIENT ABOUT 50 FT. PER MILE. LOCATION DESCRIPTION REPRESENTS ENTIRE LENGTH OF WOODCHOPPER CR.. MINING CENTERED AT ABANDONED VILLAGE OF WOODCHOPPER. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit THIS SITE NAME WAS CREATED BY THE REPORTER OR OTHER USGS EMPLOYEE BASED ON PROXIMITY TO SOME MAJOR GEOGRAPHIC FEATURE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1987 Powers, M.T. (Huber, D.F.) U.S. Geological Survey

Beyond USGS

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

Maps centered on this site

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.