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  3. Mineral Resource Data System (MRDS)

Cache Creek Area

Occurrence in Alaska, United States with commodities Gold, Copper, Tin, Tungsten, Platinum
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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. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10000533
MRDS ID A010730
Record type Site
Current site name Cache Creek Area
Alternate or previous names Includes: Cache, Peters, Bird, Windy, Thunder and Nugget Creeks
Related records 10258183

Geographic coordinates

Geographic coordinates: -150.96946, 62.49954 (WGS84)
Relative position SE FLANK OF DUTCH HILLS, NW FLANK OF PETERS HILLS

Site location context

Political divisions (FIPS codes)

Matanuska-Susitna(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Talkeetna B-2(quadrangle 1:63,360 scale)

Talkeetna SE(quadrangle 1:100,000 scale)

Talkeetna(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Yentna River(hydrologic unit)

Susitna River(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • A PRODUCTIVE PLACER AREA OF APPROXIMATELY 50 SQ MI.; INCLUDES STREAMS DRAINING PETERS HILLS AND DUTCH HILLS AND TRIBUTARIES TO CACHE CREEK LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991). ; INFO FROM LAND.ST :49?

Commodities

Commodity Importance
Gold Primary
Copper Secondary
Tin Critical Secondary
Tungsten Critical Secondary
Platinum Critical Tertiary

Comments on the commodity information

  • SOME URANIUM AND THORIUM FOUND AS TRACE ELEMENTS IN CONCENTRATIONS

Materials information

Materials Type of material
Cassiterite Ore
Copper Ore
Gold Ore
Scheelite Ore
Garnet Gangue
Ilmenite Gangue
Magnetite Gangue
Pyrite Gangue
Zircon Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel

Nearby scientific data

(1) -150.96946, 62.49954
ListMap

Economic information

Comments on the geologic information

  • EXCEPT IN PARTS OF DUTCH & PETERS HILLS, QUATERNARY GLACIALAND ALLUVIAL DEPOSITS BLANKET BEDROCK IN MOST OF AREA; AT THUNDER CREEK PLACERS ARE IN TERTIARY QUARTZ CONGLOMERATE DERIVED FROM HYDROTHERMALLY ALTERED ROCKS IN FAULT ZONE NEARBY (SIMILAR TO THAT AT DOLLAR CREEK); MESOZOIC ROCKS OFTEN CUT BY SMALL GRANITE BODIES, DIABASE AND OTHER TYPES OF DIKES ; MAJOR.UNITS: MESOZOIC GRAYWACKE AND FINER CLASTIC ROCKS; TERTIARY CONTINENTAL ROCKS OCCUR IN THE DUTCH HILLS; SMALL PLUTONS INTRUDE THE MESOZOIC SEQUENCE ; REG.COM: LODE DEPOSITS IN DUTCH & PETERS HILLS-FAIR AMOUNT OF CERTANTY AS AREA IS VERY NEARLY SURROUNDED BY THESE HILLS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Medium
Significant No

Mining district

District name Yentna District

Comments on the production information

  • HAS BEEN PRODUCTION IN THIS AREA FROM EARLY 1900' TO 1970'S

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit MOST OF AREA'S PRODUCTION FROM DREDGING ON CACHE & PETERS CREEKS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1984 Garrison, Michael T. (Elliott, R. L.) 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.