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  3. Mineral Resource Data System (MRDS)

Cromwell Mine

Past Producer in Morris county in New Jersey, United States with commodity Iron
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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. Ore body information
  10. Economic information about the deposit and operations
  11. Land status
  12. Ownership information
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10082450
MRDS ID W055190
Record type Site
Current site name Cromwell Mine
Alternate or previous names Chester Highland Mine

Geographic coordinates

Geographic coordinates: -74.69737, 40.785 (WGS84)
Elevation 262
Location accuracy 50(meters)
Relative position Within 50 Ft.

Site location context

Political divisions (FIPS codes)

Morris(county)

New Jersey(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Chester(quadrangle 1:24,000 scale)

Newark(quadrangle 1:100,000 scale)

Newark(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Raritan(hydrologic unit)

Lower Hudson(hydrologic accounting unit)

Lower Hudson-Long Island(hydrologic subregion)

Mid Atlantic(hydrologic region)

Geographic areas

Country State County
United States New Jersey Morris

Comments on the location information

  • STORES HAVE BEEN BUILT ON SITE ; INFO FROM LAND.ST :(1970)

Commodities

Commodity Importance
Iron Primary

Comments on the commodity information

  • 1886 9000 TONS OF ORE MINED

Materials information

Materials Type of material
Magnetite Ore

Analytical data

Result ORE WAS 50-53% FE & 2%

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Stratigraphic age (youngest) Precambrian
    Chronological age 1000000000

Nearby scientific data

(1) -74.69737, 40.785
ListMap

Economic information

Ore body information

  • General form VEIN
    Dip 63 SE
    Plunge 40 NE
    Length 192.02M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1872
Year of last production 1886

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Chester Highland Iron Mining Co

Workings at the site

  • Type of workings Underground
    Overall depth 64.01M

Comments on the workings information

  • 5 SHAFTS WERE SUNK ON A VEIN 630 FT LONG. BY 1886 THE MAIN SHAFT (CALLED THE HUNT SHAFT) WAS 210 FT. DEEP

Comments on development

  • WORKED BY CROMWELL IRON CO TILL 1884 WHEN IT WAS BOUGHT BY CHESTER HIGHLAND

Reference information

Bibliographic references

  • Deposit

    BAYLEY, WILLIAM S. 1910, IRON MINES AND MINING IN NEW JERSEY, VOL. VII OF THE FINAL REPORT SERIES OF THE STATE GEOLOGIST; PP. 436-437

  • Deposit

    FIELD CHECKED 1986

  • Deposit

    COOK, GEO. H. 1883, ANNUAL REPORT OF THE STATE GEOLOGIST FOR THE YEAR 1883; PG 92

  • Deposit

    COOK, GEO. H. 1884, ANNUAL REPORT OF THE STATE GEOLOGIST FOR THE YEAR 1884; PG 78

General comments

Subject category Comment text
Deposit DEPOSIT VARIED FROM 3-12 FT WIDE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-86 Simonds, Raymond E. (Bell, Christy A.) New Jersey Bureau of Geology and Topography

Beyond USGS

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

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