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

Fifth of July Creek Placer

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

Geologic information

Identification information

Deposit ID 10003020
MRDS ID A015536
Record type Site
Current site name Fifth of July Creek Placer
Related records 10160346

Geographic coordinates

Geographic coordinates: -155.54753, 64.37727 (WGS84)
Location accuracy 250(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

Ruby B-6(quadrangle 1:63,360 scale)

Ruby S(quadrangle 1:100,000 scale)

Ruby(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Federal lands

BLM(Federal land areas administered by BLM)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS MF-405, LOC. 14. DEPOSIT IN LOWER SECTION OF CREEK DOWNSTREAM FROM WINTER TRAIL MARKED ON RUBY (B-6). 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
Tin Critical Secondary

Materials information

Materials Type of material
Cassiterite Ore
Gold Ore
Limonite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -155.54753, 64.37727
ListMap

Economic information

Economic information about the deposit and operations

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

Mining district

District name Ruby

Land status

Ownership category State

Comments on development

  • MINING FOR A FEW YEARS AROUND 1922. EXPLORED BY PROSPECT PITS.

Reference information

Bibliographic references

  • Deposit

    USGS MF-405 (B-6), LOC. 14

  • Deposit

    USGS OF 239, P. 49.

  • Deposit

    USGS OF 77-168 D, P. 85, LOC. 17

General comments

Subject category Comment text
Deposit SOME FINE GOLD AND CASSITERITE IN PLACERS. GROUND AT MOUTH REPORTED TO BE 70-80 FT. DEEP; AT LEAST 30 FT. DEEP .3 MI. ABOVE MOUTH. CREEK CUTS BENCH OF LONG CREEK; SOME OF GROUND MINED MAY HAVE BEEN PART OF DEPOSITS OF THIS BENCH.
Deposit STREAM GRADIENT APPROXIMATELY 100 FT. PER MILE IN LOWER SECTION OF CREEK. ; 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-JUL-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.