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Eureka Creek Placer

Producer in Alaska, United States with commodities Gold, Silver, Tin
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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. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10107547
MRDS ID A015220
Record type Site
Current site name Eureka Creek Placer
Related records 10184928

Geographic coordinates

Geographic coordinates: -150.22111, 65.18795 (WGS84)
Location accuracy 1000(meters)

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-1(quadrangle 1:63,360 scale)

Tanana SE(quadrangle 1:100,000 scale)

Tanana(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS MF-371, LOC. 39. COORDINATES GIVEN ARE FOR DISCOVERY CLAIM JUST BELOW THE MOUTH OF BOSTON CR. LOCATION APPROXIMATED BY MINE MARKED ON TANANA (A-1). 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 Tertiary

Materials information

Materials Type of material
Gold Ore

Analytical data

Result A FINENESS OF 780 1/4 AU AND 213 AG REPORTED.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel

Nearby scientific data

(1) -150.22111, 65.18795
ListMap

Economic information

Ore body information

  • Length 6437.2M
    Width 21.34M

Comments on the geologic information

  • VALLEY MARKEDLY A SYMETRICAL WITH 2 WELL DEFINED BENCHES, ONE ABOUT 250 FT AND ANOTHER 50-70, ABOVE CREEK ALONG MORE GENTLE NW VALLEY WALL. OTHER BEDROCK TERRACES EXPOSED ONLY IN MINES HAVE NO SURFACE EXPRESSION. UPPER PART OF VALLEY FOLLOWS NE-SW STRIKE OF LOWER CRETACEOUS QUARTZITE. ; MAJOR.UNITS: BEDROCK IS LOWER CRETACEOUS QUARTZITE, SHEARED GRIT, ARGILLITE, PHYLLITE, AND SLATE CUT BY SMALL QUARTZ VEINS.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1898
Year of first production 1899

Mining district

District name Hot Springs

Land status

Ownership category State

Ownership information

  • Type Operator
    Owner Ray C. Pittman
    Home office Manley Hot Springs, Ak. 99756
    First year 1975

Comments on development

  • GOLD DISCOVERED, 1898. STAMPEDE FROM RAMPART, 1899. MINING FROM 1899 TO AT LEAST 1975, HYDRAULIC METHODS REPORTED. MINED IN 1975 BY BULLDOZER. DITCH BUILT, 1909.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit GOLD IN BASE OF GRAVEL AND IN CRACKS IN BLOCKY FRACTURED BEDROCK. BENCH DEPOSITS ARE ON OLD TERRACES ON NW SIDE OF CREEK FROM BOSTON CR. UPSTREAM. GRAVEL 10-18 FT. THICK, BENEATH AS MUCH AS 8 FT. OF MUCK. LOW GRADE PLACERS ON BENCH 75 FT. ABOVE AND EAST OF CREEK. CONSIDERABLE MINING ON SLOPING BENCH 2 MI. UPSTREAM FROM BOSTON CR.; GRAVEL 8-20 FT. DEEP.
Deposit STREAM GRADIENT BETWEEN POINTS 1.5 MILES BELOW AND 3 MILES ABOVE BOSTON CREEK IS ABOUT 100 FT. PER MILE. ABOVE BOSTON CR. WATER SUPPLY IS SMALL AND DURING AN AVERAGE SUMMER IS HARDLY ADEQUATE FOR SLUICING. ; 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.