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  3. Mineral Resource Data System (MRDS)

Ross Prospect

Occurrence in Alaska, United States with commodities Gold, Lead
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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. Workings at the site
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10000833
MRDS ID A011486
Record type Site
Current site name Ross Prospect
Related records 10113072

Geographic coordinates

Geographic coordinates: -145.35115, 61.31851 (WGS84)
Location accuracy 2000(meters)
Relative position NEAR THE TOP OF RIDGE BETWEEN S FORK OF BOULDER CR. AND TIEKEL RIVER

Site location context

Political divisions (FIPS codes)

Valdez-Cordova(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

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

Valdez SE(quadrangle 1:100,000 scale)

Valdez C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Copper River(hydrologic unit)

Copper River(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • LOCATION APPROXIMATED FROM USGS OFR 80-892B, LOC. 37 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
Lead Secondary

Comments on the commodity information

  • HIGH ASSAYS IN AU REPORTED, BUT DISTRIBUTION IN VEIN WAS DECIDEDLY "BUNCHY"

Materials information

Materials Type of material
Galena Ore
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
    Rock unit name Valdez Group
    Rock description Valdez Group

Nearby scientific data

(1) Kaf
ListMap

Economic information

Comments on the geologic information

  • SILICEOUS SLATE CUT BY FELSIC DIKES.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Tonsina/Tiekel

Workings at the site

  • Type of workings Underground
    Length 60.96M

Comments on the workings information

  • TUNNEL DRIVEN 200 FT ON VEIN IN OR BEFORE 1916

Comments on development

  • PROSPECTED ABOUT 1916 OR POSSIBLY A LITTLE EARLIER

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit SEE ALSO: EAGLE MINE ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit THIN QUARTZ VEINS IN SHEARED SLATE COUNTRY ROCK NEAR FELSIC DIKES MINERALIZED WITH GOLD, ARSENOPYRITE AND GALENA

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1985 Leonard, Kenneth R. (Elliott, R. L.) U.S. Geological Survey
Editor 14-APR-1994 Mosier, Dan 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.