Pochuk Mine

Past Producer in Sussex county in New Jersey, United States with commodity Iron
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. Land status
  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 10021723
MRDS ID DE01109
Record type Site
Current site name Pochuk Mine

Geographic coordinates

Geographic coordinates: -74.5493, 41.18056 (WGS84)
Elevation 183

Site location context

Political divisions (FIPS codes)

Sussex(county)

New Jersey(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Hamburg(quadrangle 1:24,000 scale)

Middletown(quadrangle 1:100,000 scale)

Scranton(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Rondout(hydrologic unit)

Upper Hudson(hydrologic accounting unit)

Upper Hudson(hydrologic subregion)

Mid Atlantic(hydrologic region)

Geographic areas

Country State County
United States New Jersey Sussex

Comments on the location information

  • ON POCHUK MOUNTAIN, 1 MILE WEST OF MCAFEE ON THE WEST SLOPE OF A PROMINENT RIDGE OF FRANKLIN MARBLE. ; INFO FROM LAND.ST :(1971)

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Limonite Ore

Analytical data

Result 38.6% FE, 0.562% P, 0.132% S
Result 1.456 PARTS P IN 100 PARTS FE.

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Franklin Formation;Hardyston Formation
    Rock description Franklin Formation;Hardyston Formation
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -74.5493, 41.18056

Economic information

Comments on the geologic information

  • ORE OCCURS AT CONTACT (MAYBE FAULT) BETWEEN FRANKLIN FORMATION AND THE KITTATINY GROUP. FRAKLIN WAS INTRUDED BY AN ACID CRYSTALLING GNEISS, WHOSE DECOMPOSED REMNANTS FORM THE WALLS OF THE ORE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1835
Year of last production 1876

Land status

Ownership category Private

Workings at the site

  • Type of workings Surface
    Overall depth 24.38M
    Overall length 182.88M

Comments on the workings information

  • BY 1854 THE EXCAVATION WAS 600 FEET LONG AND 60-80 FEET DEEP. MINED BY AN OPEN CUT.

Comments on development

  • OPERATED BY THE FRANKLIN IRON COMPANY FROM 1873 TO 1876. ORE WAS SENT TO HAMBURG & CLINTON FURNACES.

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 GEOLOGYST.

  • Deposit

    COOK, GEORGE H., 1868. ANNUAL REPORT OF THE STATE GEOLOGIST FOR THE YEAR 1868.

  • Deposit

    PERMANENT NOTES ON FILE AT THE NJGS IN TRENTON, NJ.

  • Deposit

    FIELD CHECKED BY BELL, 1984.

  • Deposit

    ANNUAL REPORTS OF STATE GEOLOGISTS FOR THE YEARS (PAGES): 1840 (90-91), 1854 (42), 1855 (146-7), 1868 (663), 1871 (32), 1872 (20), 1873 (88-9), 1879 (93).

General comments

Subject category Comment text
Deposit ORE IS LIMONITE (WESATHERED PYRITE). ORE OCCURS IN STALACTITIC MAMMILLARY AND BOTRYOIDAL MASSES WITH CLAY AND SAND.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1987 Kaeding, Margaret 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.