Capitol Hill

Prospect in Aroostook county in Maine, United States with commodities Iron, Manganese
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Mineral rights holdings
  9. Land status
  10. Reserves and resources
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10121679
MAS/MILS ID 0230030004
Record type Site
Current site name Capitol Hill

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -68.12571, 46.93574 (WGS84)
Elevation 244

Site location context

Political divisions (FIPS codes)

Aroostook(county)

Maine(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mud Lake(quadrangle 1:24,000 scale)

Presque Isle(quadrangle 1:100,000 scale)

Presque Isle(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Aroostook River(hydrologic unit)

St. John(hydrologic accounting unit)

St. John(hydrologic subregion)

New England(hydrologic region)

Geographic areas

Country State County
United States Maine Aroostook

Commodities

Commodity Importance
Iron Tertiary
Manganese Critical Primary

Nearby scientific data

Ore Body (1) -68.12571, 46.93574

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1941

Mineral rights holdings

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

Land status

Ownership category Private

Reserves and resources

  • Type In-situ
    Estimate year 1947
    Indicated 669000mt ore
    Demonstrated 669000mt ore
    Inferred 1023000mt ore
    Total resources 1692000mt ore
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 8 wt-pct Manganese Major 1947
    Iron Fe 16.1999 wt-pct Iron Trace 1947
  • Type In-situ
    Estimate year 1947
    Measured 53000mt ore
    Demonstrated 53000mt ore
    Total resources 53000mt ore
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 8.8 wt-pct Manganese Major 1947
    Iron Fe 16.1999 wt-pct Iron Trace 1947

Reference information

Bibliographic references

  • Deposit

    MILLER,R.J. MN DEPOSITS AROOSTOOK CO.ME.,ME. GEOL SUR BUL 4

  • Deposit

    WHITE,W OCCURANCE OF MN. IN AROOSTOOK CO. ME. USGS BUL 940E

General comments

Subject category Comment text
Deposit YEAR OF INITIAL INFO 1974,UPDATED IN 1976 FOR ADDITIONAL INFO ON AREA SEE DEPOSIT RECORDS FOR SEQ 23-0 RESERVES FOR THIS DEPOSIT ARE A SUBSET OF THE ABOVE SEQUENCE

Reporter information

Type Date Name Affiliation Comment
Reporter 03-NOV-1983 Hartos U.S. Bureau of Mines

Beyond USGS

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