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Harriman Prospect

Prospect in Knox county in Maine, United States with commodities Cobalt, Copper, Nickel
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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. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Reserves and resources
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10218361
MRDS ID W000717
MAS/MILS ID 0230130001
Record type Site
Current site name Harriman Prospect
Alternate or previous names East Union Deposit, Area 5, Crawford Pond Deposit
Related records 10067847

Comments on the site names

  • OTHER NAMES:HARRIMAN PROSPECT, E. UNION DEPOSIT, AREA 5.

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -69.24108, 44.16385 (WGS84)
Elevation 36
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Knox(county)

Maine(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

West Rockport(quadrangle 1:24,000 scale)

Augusta(quadrangle 1:100,000 scale)

Bangor(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

St. George-Sheepscot(hydrologic unit)

Maine Coastal(hydrologic accounting unit)

Maine Coastal(hydrologic subregion)

New England(hydrologic region)

Geographic areas

Country State County
United States Maine Knox

Commodities

Commodity Importance
Cobalt Critical Secondary
Copper Secondary
Nickel Critical Primary

Materials information

Materials Type of material
Biotite Unknown
Chalcopyrite Unknown
Chlorite Unknown
Cobaltite Unknown
Feldspar Unknown
Garnet Unknown
Gersdorffite Unknown
Graphite Unknown
Hornblende Unknown
Millerite Unknown
Niccolite Unknown
Olivine Unknown
Pentlandite Unknown
Pyroxene Unknown
Pyrrhotite Unknown
Quartz Unknown
Talc Unknown

Nearby scientific data

Ore Body (1) -69.24108, 44.16385
ListMap

Economic information

Ore body information

  • Thickness 22.9M
    Length 8500M
    Width 1250M
    Area 1214HA
    Depth to top 53.3M
    Field Value
    Type of Orebody #1 DISSEMINATED
    Shape of Orebody #1 TABULAR
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control IGNEOUS
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 OTHER
    Strike And Dip N20E:
    Minimum Depth to Top 0
    Total Surface Area (HA) 1214
    Date of Last Modification 830706

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Deposit size Medium
Significant Yes
Discovery year 1908
Mining method Open Pit
Milling method Flotation

Mining district

District name Southern Maine

Mineral rights holdings

Type of mineral rights Fee Ownership
Type of mineral rights Private Lease

Land status

Ownership category Private

Reserves and resources

  • Type In-situ
    Estimate year 1975
    Inferred 6710000mt ore
    Total resources 6710000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.49 wt-pct Copper Minor 1975
    Nickel Ni 0.99 wt-pct Nickel Major 1975

Comments on the reserve resource information

  • M9C5=M2C1. MATRIX 3 COLUMN 1 IS LOCATED UNDER AND IMMEDIATELY SURROUNDING CRAWFORD POND, THEREFORE IT WILL NOT BE MINED. MATRIX 1 RESERVES REFLECT ORE SOUTH OF CRAWFORD POND. MATRIX 2 RESERVES REFLECT ORE NORTH OF CRAWFORD POND.

Workings at the site

  • Type of workings Surface
    Area 467HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method OPEN PIT
    Percent Waste Rock 70
    Avg. Overburden Thickness 53.3
    Primary Material Cover HARD ROCKS
    Percentage 100
    Hardness of Ore HARD ROCKS
    Avg. Bench Height (meters) 14
    Max. Pit Slope (degrees) 40
    Capacity 1100
    Capacity Units MT ORE/DAY
    Unit Production Cost 9.43
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 2
    Year of Information 1981
  • Type of workings Surface
    Area 140HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method PROPOSED
    Mining Method OPEN PIT
    Percent Waste Rock 70
    Avg. Overburden Thickness 53.3
    Primary Material Cover HARD ROCKS
    Percentage 100
    Hardness of Ore HARD ROCKS
    Avg. Bench Height (meters) 14
    Max. Pit Slope (degrees) 40
    Capacity 1100
    Capacity Units MT ORE/DAY
    Unit Production Cost 9.43
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 2
    Year of Information 1981

Comments on the workings information

  • TOTAL LAND HOLDING IS 1214 HECTARES.

Reference information

Bibliographic references

  • Deposit

    BASIN. E. S. A PYRRHOTITE PERIDOTITE FROM KNOX COUNTY,

  • Deposit

    MAINE: A SULFIDE ORE OF IGNEOUS ORIGIN.

  • Deposit

    JOURNAL OF GEOLOGY, V. 16, 1908, PP. 124 - 133.

  • Deposit

    BEERS, R. F., C. F. CASEY, D. E. WYKE, AND R. S. YOUNG.

  • Deposit

    EXPLORATION OF THE CRAWFORD POND NICKEL DEPOSIT, A CASE

  • Deposit

    HISTORY. SOCIETY OF MINING ENGINEERS OF AIME,

  • Deposit

    PREPRINT NO. 62L90, 1962, 11 PP.

  • Deposit

    CHENEY, E. S. RECONNAISSANCE AND ECONOMIC GEOLOGY OF THE

  • Deposit

    NORTHWESTERN KNOX COUNTY MARBLE BELT.

  • Deposit

    MAINE GEOLOGIC SURVEY, BULLETIN 19, 1967, PP. 16 - 19.

  • Deposit

    DOYLE, R. G. PRELIMINARY GEOLOGIC MAP OF MAINE.

  • Deposit

    MAINE GEOLOGIC SURVEY, 1967.

  • Deposit

    ENGINEERING AND MINING JOURNAL. EXPLORATION ROUND-UP.

  • Deposit

    V. 172, NO. 5, MAY 1971, P. 122.

  • Deposit

    FUERSTENAU, D. W. (ED.). FROTH FLOTATION, 50TH ANNIVERSARY

  • Deposit

    VOLUME. AIME, NEW YORK, 1962, PP. 400 - 403.

  • Deposit

    GISLER, H. J. FLOTATION REAGENTS. DENVER EQUIPMENT

  • Deposit

    COMPANY, DENVER, COLORADO, BULLETIN NO. R1-B3 REAGENTS,

  • Deposit

    1953, 20 PP.

  • Deposit

    HOUSTON, R. S. GENETIC STUDY OF SOME PYRRHOTITE DEPOSITS OF

  • Deposit

    MAINE AND NEW BRUNSWICK.

  • Deposit

    MAINE GEOLOGIC SURVEY, BULLETIN 7, 1956, PP. 58 - 67.

  • Deposit

    KINGSTON, G. A., F. V. CARRILO, J. J. GRAY, AND P. MCILROY.

  • Deposit

    AVAILABILITY OF U.S. PRIMARY NICKEL RESOURCES.

  • Deposit

    BUMINES I.C. 8469, 1970, 57 PP.

  • Deposit

    THE MILLING OF CANADIAN ORES. SIXTH COMMONWEALTH MINING AND

  • Deposit

    METALLURGICAL CONGRESS, CANADA, 1957, PP. 173 - 272.

  • Deposit

    PRYOR, E. J. MINERAL PROCESSING. ELSEVIER PUBLISHING

  • Deposit

    COMPANY, LTD., AMSTERDAM-LONDON-NEW YORK,

  • Deposit

    3RD ED., 1965, PP. 772-773.

  • Deposit

    YOUNG, R. S. MINERAL EXPLORATION AND DEVELOPMENT IN MAINE.

  • Deposit

    CH. IN ORE DEPOSITS OF THE UNITED STATES, 1933 - 1967,

  • Deposit

    ED. BY JOHN D. RIDGE. AIME, NEW YORK,

  • Deposit

    V. 1, 1ST ED., 1968, PP. 122 - 139.

General comments

Subject category Comment text
Deposit DATABASE AND FILE UPDATED DURING MAINTENANCE PROGRAM, FY 1983. ORIGINAL EVALUATION BY JOSEPH A. HRABIK AND PAULA M. TAKOSKY IN MARCH 1981. REPORT REVISIONS INCLUDED UPDATE OF RESERVES, GRADES, AND DAILY PRODUCTION FIGURES. MINOR RELATED CHANGES WERE ALSO COMPLETED.

Reporter information

Type Date Name Affiliation Comment
Reporter 07-OCT-1996 J J G U.S. Bureau of Mines

Beyond USGS

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

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