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Pierce-Pebbledale

Producer in Polk county in Florida, United States with commodities Aluminum, Fluorine-Fluorite, Iron, Magnesite, Phosphorus-Phosphates, Uranium
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Mineral occurrence model information
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Mineral rights holdings
  14. Land status
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10289337
MAS/MILS ID 0121050004
Record type Site
Current site name Pierce-Pebbledale

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -81.95985, 27.83221 (WGS84)
Elevation 48
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Polk(county)

Florida(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bradley Junction(quadrangle 1:24,000 scale)

Bartow(quadrangle 1:100,000 scale)

Fort Pierce(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alafia(hydrologic unit)

Tampa Bay(hydrologic accounting unit)

Peace-Tampa Bay(hydrologic subregion)

South Atlantic-Gulf(hydrologic region)

Geographic areas

Country State County
United States Florida Polk

Public Land Survey System information

Meridian Township Range Section Fraction State
Tallahassee 030 S 023 E 36 N2SENE Florida

Commodities

Commodity Importance
Aluminum Critical Tertiary
Fluorine-Fluorite Critical Tertiary
Iron Tertiary
Magnesite Tertiary
Phosphorus-Phosphates Primary
Uranium Tertiary

Materials information

Materials Type of material
Collophane Unknown
Dolomite Unknown
Montmorillonite Unknown
Quartz Unknown

Mineral occurrence model information

Model code 244
USGS model code 34d
Deposit model name Phosphate, warm current type

Nearby scientific data

Ore Body (1) -81.95985, 27.83221
ListMap

Economic information

Ore body information

  • Thickness 6.5M
    Length 2665M
    Width 2665M
    Area 710HA
    Depth to top 6.2M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 MASSIVE
    Type of Orebody #2 DISSEMINATED
    Shape of Orebody #2 IRREGULAR
    Type of Orebody #3 REPLACEMENT
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin RESIDUAL CONCENT
    Primary Ore Control LITHOLOGY
    Secondary Ore Control BEDDING
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Minimum Depth to Top 4.4
    Avg. Thick. Unconsol. Mat. 6.2
    Min. Thick. Unconsol. Mat. 4.4
    Total Surface Area (HA) 710
    Date of Last Modification 800516

Comments on the geologic information

  • DENSITY IS FOR DRY IN-SITU ORE; ASSUME 20% MOISTURE

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Both
Significant Yes
Mining method Strip-Level
Milling method Flotation

Mining district

District name Central Florida Phosphate District

Mineral rights holdings

Type of mineral rights Fee Ownership

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Freeport-Mcmoran Corp. (Parent Of Agrico
    Interest 50
    Home office Louisiana
    Year 1994
  • Type Owner
    Owner Imc Fertilizer
    Interest 50
    Home office Florida
    Year 1994

Comments on the ownership information

  • IMC FERTILIZER AND FREEPORT MCMORAN RESOURCES PARTNERS (AGRICO) COMBINED IN JANUARY 1994 TO FORM IMC-AGRICO COMPANY.

Comments on the production information

  • MILL RECOVERY INCLUDES SLURRY LOSSES.

Comments on the reserve resource information

  • PEBBLE IS 54.2% OF PRODUCT. GRADES OTHER THAN P2O5 NOT DETERMINED BY ZWI. MINING RECOVERY = 85% . BASED ON RESERVES GIVEN IN SEC FM 10-K, DEC 31, 1992, P. 3 (RES PARTNERS LTD PARTNERSHIP, INC). RESERVES CALCULATED IN IN TERMS OF IN-SITU ORE: USING FACTORS OF 31.36% P2O5 CONTAINED IN THE ROCK PRODUCT, 78% WASH PLT RECOVERY, 85% MINE RECOVERY AND 5.05% P2O5 ORE GRADE.
  • ADIT UPDATE 1994: THE MATRIX BEING MINED IS BEING SLURRIED TO THE NORLYN/PHOSPHORIA WASHING PLANT.

Workings at the site

  • Type of workings Surface
    Area 710HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method STRIP-LEVEL
    Percent Waste Rock 85.2
    Avg. Overburden Thickness 6.2
    Primary Material Cover SAND, SILT
    Percentage 10
    Secondary Material Cover QUICKSAND
    Percentage 90
    Hardness of Ore SAND, SILT
    Avg. Bench Height (meters) 0
    Capacity 8400
    Capacity Units MT ORE/DAY
    Unit Production Cost 1.61
    Units of Production $/MT ORE
    Operating Days per Year 365
    Operating Shifts per Day 3
    Year of Information 1980

Comments on the workings information

  • TOTAL LAND HOLDING IS 1578 HECTARES.

Reference information

Bibliographic references

  • Ownership

    BONNIE DODSON, SENIOR MINES PLANNER, AGRICO CHEMICAL CO.; 8/26/87 TELEPHONE CONVERSATION WITH LEE OSMONSON.

  • Reserve-Resource

    FREEPORT-MCMORAN RES. PARTNERS, LTD PARTNERSHIP, SEC FM 10-K DEC 31, 1992, P. 3.

  • Deposit

    Central Florida Phosphate Industry area-wide impact assessment program, existing land use, vol. IV, prepared for U.S.E.P.A. by Texas Instruments Incorporated, June 1977.

  • Deposit

    KENNECOTT COPPER CORPORATION, EXCERPT FROM 1976 ANNUAL REPORT

  • Deposit

    WILLIAMS COMPANIES, FORM 10-5, 1977

  • Deposit

    GENERAL HIGHWAY MAP, POLK COUNTY, FLORIDA DEPARTMENT OF TRANSPORTATION, 1971.

  • Deposit

    RAND MCNALLY & COMPANY, FLORIDA STATE AND COUNTY OUTLINE MAP THE AREA IDENTIFIED.

  • Deposit

    BRADLEY JUNCTION QUADRANGLE, FLORIDA, 7 1/2 MINUTE SERIES, U

  • Deposit

    1949.

  • Deposit

    Zellars-Williams, Inc., Evaluation of the phosphate deposits of Florida using the Minerals Availability System, U.S. Bureau of Mines Open File Report 112-78, NTIS: PB 286-648/AS, 1978, 199 p.

General comments

Subject category Comment text
Deposit CONTRACT #J0377000.ZELLARS-WILLIAMS INC. FLA. PHOSPHATE PROJ EFFECTIVE DATE JUNE 30, 1977. DIMENSIONS ARE IDEALIZED FOR MINABLE AREA.

Reporter information

Type Date Name Affiliation Comment
Reporter 03-OCT-96 Hite, Alan G. U.S. Bureau of Mines
Updater 16-DEC-10 Causey, J. Douglas U.S. Geological Survey Added Model

Beyond USGS

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

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