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  3. Mineral Resource Data System (MRDS)

Granite

Past Producer in Alaska, United States with commodities Copper, Gold, Lead, Silver, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Production statistics
  15. Reserves and resources
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10137247
MRDS ID A010398
MAS/MILS ID 0020950226
Record type Site
Current site name Granite
Alternate or previous names Pond, Fubar Claims 1-2, Granite Mine Creek, Good Hope 3-4, Granite Lode Mining Claim, Sun Ray Lode 1-2, Mucho Oro, Port Wells, Spartus, Granite Extension, Hobo No. 1, Granite 1-4, Sun Ray 1-2, Port Wells Mining Claims 1-3, Hobo, Granite Placer, Good Hope Lode 3-4, Invictus
Related records 10100935

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -148.21229, 60.97176 (WGS84)
Elevation 160
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Valdez-Cordova(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Seward D-4(quadrangle 1:63,360 scale)

Seward NE(quadrangle 1:100,000 scale)

Seward C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Eastern Prince William Sound(hydrologic unit)

Prince William Sound(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Chugach National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
Seward 010 N 007 E 09 NWNESE Alaska

Commodities

Commodity Importance
Copper Tertiary
Gold Primary
Lead Tertiary
Silver Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Arsenopyrite Unknown
Chalcopyrite Unknown
Galena Unknown
Gold Unknown
Pyrite Unknown
Sphalerite Unknown
Stibnite Unknown
Arsenopyrite Unknown
Chalcopyrite Unknown
Galena Unknown
Gold Unknown
Pyrite Unknown
Sphalerite Unknown
Stibnite Unknown

Nearby scientific data

Main Entrance (1) -148.21229, 60.97176
ListMap

Economic information

Ore body information

  • Strike N60W
    Dip 48N
    Width 0.9M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 LENTICULAR
    Type of Orebody #2 REPLACEMENT
    Shape of Orebody #2 TABULAR
    Type of Orebody #3 DISSEMINATED
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Secondary Ore Control FOLDING
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N60W:48N
    Date of Last Modification 880427
  • Strike N49W
    Dip 65N
    Length 45.7M
    Width 0.1M
    Field Value
    MAS Matrix # 2
    MAS Column # 1
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 LENTICULAR
    Type of Orebody #2 REPLACEMENT
    Shape of Orebody #2 TABULAR
    Type of Orebody #3 DISSEMINATED
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Secondary Ore Control FOLDING
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N49W:65N
    Date of Last Modification 880427

Economic information about the deposit and operations

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

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest

Ownership information

  • Type Owner-Operator
    Owner M. L Tatum And Jonathan Erving
    Interest 100
    Home office Alaska
    Year 1912
  • Type Owner-Operator
    Owner Granite Gold Mining Co.
    Interest 100
    Home office Alaska
    Year 1913
  • Type Owner-Operator
    Owner El Primero Mining And Milling Co.
    Interest 100
    Home office Alaska
    Year 1923
  • Type Owner
    Owner Western Alaska Mining And Outfitting
    Interest 100
    Home office Alaska
    Year 1976
  • Type Owner
    Owner L. A And B. A. Wrightworth
    Interest 100
    Home office Alaska
    Year 1979
  • Type Owner
    Owner Greatland Exploration Co.
    Interest 100
    Home office Alaska
    Year 1982

Production statistics

  • Year 1984
    Description 35919 Mt Ore Mined 1912-1964 2492 Oz. Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Silver Silver 77509.87g
  • Year 1984
    Description 35919 Mt Ore Mined 1912-1964 24440 Oz. Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 760169.07g

Reserves and resources

  • Type In-situ
    Estimate year 1984
    Indicated 2020mt ore
    Demonstrated 2020mt ore
    Total resources 2020mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 22.01 g/mt Gold Major 1984
  • Type In-situ
    Estimate year 1984
    Indicated 33068mt commodity
    Demonstrated 33068mt commodity
    Total resources 33068mt commodity
    Commodity Subtype Grade units Group Importance Year
    Gold Au 5.22 g/mt Gold Major 1984

Comments on the workings information

  • USGS CRIB A002892 Workings consist of three levels with more than 2,499.4 m. of workings and considerable stripping.

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 18-JUL-1995 Dwb U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

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.