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Tsirku River Gold Placer Occurrence

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

Geologic information

Identification information

Deposit ID 10002198
MRDS ID A013098
Record type Site
Current site name Tsirku River Gold Placer Occurrence
Related records 10185969

Geographic coordinates

Geographic coordinates: -136.34574, 59.27891 (WGS84)
Elevation 320

Site location context

Political divisions (FIPS codes)

Haines(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Skagway B-4(quadrangle 1:63,360 scale)

Skagway SE(quadrangle 1:100,000 scale)

Skagway C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Chilkat-Skagway Rivers(hydrologic unit)

Northern Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • USBM OF 173-84, MAP LOCATION 120. LOCATION IS MOUTH OF SMALL, UNNAMED TRIBUTARY ON N SIDE OF TSIRKU RIVER. 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 Tertiary

Analytical data

Result STREAM SEDIMENT SAMPLE NO. 170: 2.504 PPM AU, 0.35 PPM AG-USBM 173-84, APPNDX

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Silt
    Stratigraphic age (youngest) Holocene
  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
  • Host or associated Host
    Rock type Unconsolidated Deposit > Sand and Gravel

Nearby scientific data

(1) -136.34574, 59.27891
ListMap

Economic information

Comments on the geologic information

  • MAJOR.UNITS: BEDROCK IS PAL PORCUPINE SLATE ; REG.COM: SOURCE OF PLACER GOLD IS UNKNOWN

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1984
Discoverer Jan C. Still And Others

Mining district

District name Juneau/Porcupine

Comments on the workings information

  • OCCURRENCE ONLY

Comments on development

  • STREAM SEDIMENT SAMPLE TAKEN IN 1984; USBM 173-84, SAMPLE NO. 170. AREA WAS WORKED IN EARLY 1900'S, BUT CLAIMS WERE ABANDONED

Reference information

Bibliographic references

  • Deposit

    USBM OF 173-84, MAP NUMBER 170 (1984)

  • Deposit

    USGS B 699, P. 18, 19 (1919)

  • Deposit

    USGS P 832, PLATE 1 (1974)

  • Other Database

    USBM-OF-173-84-120

General comments

Subject category Comment text
Deposit ANOLMALOUS GOLD VALUES IN STREAM SEDIMENT SAMPLE. ; INFO.SRC : 1 PUB LIT
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-MAR-1987 Leonard, Kenneth R. (Huber, Donald 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.