Wet Pit Slaymaker Property

Prospect in Lancaster county in Pennsylvania, United States with commodity Chromium
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. Ownership information
  14. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10153364
MAS/MILS ID 0420710002
Record type Site
Current site name Wet Pit Slaymaker Property

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -76.16244, 39.73252 (WGS84)
Elevation 120
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Lancaster(county)

Pennsylvania(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Conowingo Dam(quadrangle 1:24,000 scale)

York(quadrangle 1:100,000 scale)

Baltimore(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Susquehanna(hydrologic unit)

Lower Susquehanna(hydrologic accounting unit)

Susquehanna(hydrologic subregion)

Mid Atlantic(hydrologic region)

Geographic areas

Country State County
United States Pennsylvania Lancaster

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Unknown
Magnetite Unknown

Nearby scientific data

Ore Body (1) -76.16244, 39.73252

Economic information

Ore body information

  • Thickness 0.6M
    Length 244M
    Width 30M
    Area 1HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 PLACER
    Shape of Orebody #1 TABULAR
    Primary mode of Origin SEDIMENTATION
    Primary Ore Control LITHOLOGY
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. .6
    Total Surface Area (HA) 1
    Date of Last Modification 820902

Comments on the geologic information

  • SUBSEQUENT WEATHERING HAS FREED FINELY DIVIDED CHROMITE THROUGH DISINTEGRATIONOF THE SERPENTINES THE CHRO AS ACCUMULATED AS MINABLE SAND AND GRAVEL PLACERS

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant Yes
Mining method Alluvial Mining
Milling method Gravity

Mining district

District name State Line District

Mineral rights holdings

Type of mineral rights Unknown

Land status

Ownership category Private

Ownership information

  • Type Unknown
    Owner Slaymaker Lock Co.
    Year 1942

Comments on the ownership information

  • OWNERSHIP DATA TAKEN FROM WAR REC FILE NO. 545 1943 CUR

Reserves and resources

  • Type In-situ
    Estimate year 1942
    Indicated 9069mt ore
    Demonstrated 9069mt ore
    Total resources 9069mt ore
    Commodity Subtype Grade units Group Importance Year
    Chromium Cr2O3 5.75 wt-pct Chromium Major 1942

Comments on the reserve resource information

  • M9C4 = M1C1. DIFFERENCE BETWEEN Q-R AND Q-1 IS BECAUSE OF ROUNDING

Workings at the site

  • Type of workings Surface
    Area 0.7HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method OPEN PIT
    Swell Factor .8
    Percent Waste Rock 0
    Avg. Overburden Thickness 0
    Hardness of Ore SAND, SILT
    Capacity 200
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 0
    Unit Production Cost 3.7
    Units of Production $/MT ORE
    Operating Days per Year 45
    Operating Shifts per Day 1
    Year of Information 1979

Reference information

Bibliographic references

  • Deposit

    HUNTER, W.L. AND G.V. SULLIVAN. UTILIZATION STUDIES ON CHROM

  • Deposit

    FROM SEIAD CREEK, CALIFORNIA. BUMINES RI5576, 1960, PP. 22-2

  • Deposit

    JERMAIN,G.D. WET PIT-SLAYMAKER CHROMITE PLACER DEPOSIT,

  • Deposit

    BUMINES WAR MINERALS REPORT FILE NO. 545 1942,15PP.

  • Deposit

    PEARRE,N., AND A.HEYL. CHROMITE AND OTHER MINERAL DEPOSITS

  • Deposit

    IN SERPENTINE ROCKS OF THE PIEDMONT UPLAND OF MARYLAND,

  • Deposit

    PENNSYLVANIA, AND DELAWARE. USGS BULL. 1082-K, PP. 707-833.

Reporter information

Type Date Name Affiliation Comment
Reporter 24-APR-95 Cpm U.S. Bureau of Mines

Beyond USGS

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