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Hookers Prairie Mine

Past 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. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Mineral rights holdings
  15. Land status
  16. Ownership information
  17. Production statistics
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10168046
MRDS ID ISM0364
MAS/MILS ID 0121050007
Record type Site
Current site name Hookers Prairie Mine
Alternate or previous names Hooker's Prairie Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -81.9342, 27.7741 (WGS84)
Elevation 40
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 031 S 024 E 18 SESE 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

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Clay, Mud
  • Host or associated Host
    Rock type Unconsolidated Deposit > Sand and Gravel
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite

Nearby scientific data

Ore Body (1) -81.9342, 27.7741
ListMap

Economic information

Ore body information

  • Thickness 6.1M
    Area 2225HA
    Depth to top 6.1M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 MASSIVE
    Type of Orebody #2 STRATABOUND
    Shape of Orebody #2 TABULAR
    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 0
    Avg. Thick. Unconsol. Mat. 6.1
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 2225
    Date of Last Modification 850514

Comments on the geologic information

  • PRECISE DRY INSITU DENSITY=1.54; ASSUME 20% MOISTURE
  • REWORKING, WEATHERING; PLEIS-HOLO; SEE: LAND PEBBLE PHOSPHATE DISTRICT

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Both
Significant Yes
Mining method Strip-Level
Year of first production 1976
Plant type Beneficiation (Mill)
Plant subcategory Flotation
Milling method Sizing

Mining district

District name Central Florida Phosphate District
District name Land Pebble Phosphate District

Mineral rights holdings

Type of mineral rights Fee Ownership

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Seminole Fertilizer Corp.
    ID 800835
    Interest 100
    Home office Florida
    Year 1993
  • Type Owner-Operator
    Owner Grace Co., W. R.

Production statistics

  • Year 1976
    Description Crude Ore 542000 Mt Ore/Year
  • Year 1977
    Description Crude Ore 7240000 Mt Ore/Year
  • Year 1978
    Description Crude Ore 6979000 Mt Ore/Year
  • Year 1979
    Description Crude Ore 8102000 Mt Ore/Year
  • Year 1980
    Description Crude Ore 9388000 Mt Ore/Year
  • Year 1981
    Description Crude Ore 9862000 Mt Ore/Year
  • Year 1982
    Description Crude Ore 5659000 Mt Ore/Year
  • Year 1983
    Description Crude Ore 8112000 Mt Ore/Year
  • Year 1984
    Description Crude Ore 10736000 Mt Ore/Year
  • Year 1985
    Description Crude Ore 6332500 Mt Ore/Year
  • Year 1986
    Description Crude Ore 6190600 Mt Ore/Year

Comments on the production information

  • 1978 PRODUCTION IS ESTIMATE, 2.5 MIL TPY CONCENTRATE (1983)
  • THE OVERALL MILL RECOVERY IS 78.81 PERCENT. PEBBLE RECOVERY IS 100 PERCENT AND CONCENTRATE RECOVERY IS 71.5 PERCENT.
  • PEBBLE IS 60 PERCENT OF THE TOTAL PRODUCT AND CONCENTRATE IS 40 PERCENT OF THE TOTAL.

Comments on the reserve resource information

  • ADIT UPDATE 1994: MINING OPERATION AT RATE OF 2,450,000 MTS ROCK PRODUCT/YR UP TO 2006.
  • ASSAYS FOR COMMODITIES OTHER THAN P205 WERE NOT OBTAINED DURING THE 1985 VISIT. THESE VALUES WERE ENTERED BY EFOC AND WERE LEFT IN THE DATA BASE FOR GENERAL INFORMATION.

Workings at the site

  • Type of workings Surface
    Area 2225HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method STRIP-LEVEL
    Swell Factor .91
    Percent Waste Rock 59.3
    Avg. Overburden Thickness 6.1
    Primary Material Cover SAND, SILT
    Percentage 100
    Hardness of Ore SAND, SILT
    Avg. Bench Height (meters) 0
    Max. Pit Slope (degrees) 65
    Capacity 34100
    Capacity Units MT ORE/DAY
    Unit Production Cost .85
    Units of Production $/MT ORE
    Operating Days per Year 355
    Operating Shifts per Day 3
    Year of Information 1985

Comments on the workings information

  • MAXIMUM SURFACE AREA POTENTIALLY DISTURBED IS MINABLE AREA NOT TOTAL AREA CONTROLLED.

Comments on other economic factors

  • MINING RECOVERY ESTIMATE IS 85% WITH 5% DILUTION.

Comments on development

  • SURFACE WASHING, FLOTATION ORE IS TRANSPORTED BY PIPELINE TO THE MILL (ON-SITE), BENEFICATION THROUGH FLOTATION
  • NON-GEOLOGIC CONSTRAINTS ON DEVELOPMENT OR EXPANSION IN 1-5 YRS. (). DEVELOPMENT(UNKNOWN); EXPLORATION(UNKNOWN)

Reference information

Bibliographic references

  • Deposit

    U.S. BUREAU OF MINES. COMPILATION OF PROPRIETARY, INDIVIDUAL COMPANY, PRODUCTION STATISTICS (FOR THE YEARS 1984 THROUGH 1986).

  • Deposit

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

  • Deposit

    W.R. GRACE & COMPANY, ANNUAL REPORT, 1977

  • Deposit

    R.W. HOPPE, PHOSPHATES ARE VITAL TO AGRICULTURE AND FLORIDA MINES FOR ONE-THIRD THE WORLD, IN E/MJ OPERATING HANDBOOK OF SURFACE MINING, MCGRAW-HILL, INC. NEW YORK, NY, 1976, PP.382-392

  • Deposit

    TEXAS INSTRUMENTS, INC. EXISTING LAND USE MAP, VOL. IV OF CENTRAL FLORIDA PHOSPHATE INDUSTRY AREAWIDE IMPACT ASSESSMENT PROGRAM, JUNE 1977

  • Deposit

    U.S. GEOLOGICAL SURVEY. TOPOGRAPHIC MAP; BRADLEY JCT, BAIRD QUAD. 7 1/2 MINUTE SERIES, 1970.

  • Deposit

    ZELLARS, M.E. & J.M. WILLIAMS. EVALUATION OF THE PHOSPHATE DEPOSITS OF FLORIDA USING THE MINERALS AVAILABILITY SYSTEM. BUMINES OPEN FILE REPORT 112-78 NTIS: PB286 648/AS, 1978, 199 PP.

General comments

Subject category Comment text
Deposit DENSITY ASSUMED AT 96 PCF,20% INSITU MOISTURE
Deposit The MRDS RECORD WAS COMPILED FOR THE INTERNATIONAL STRATEGIC MINERALS INVENTORY. THE DATA WERE USED IN PREPARATION OF THE USGS CIRCULAR 930 SERIES OF REPORTS. MINERAL RESOURCE CATEGORIES AND CODES HEREIN ARE FROM THE INTERNATIONAL CLASSIFICATION SYSTEM RECOMMENDED BY THE UNITED NATIONS GROUP OF EXPERTS ON DEFINITIONS AND TERMINOLOGY FOR MINERAL RESOURCES. (SEE NATIONAL RESOURCES FORUM, V. 4, NO. 3, P. 307-313.).

Reporter information

Type Date Name Affiliation Comment
Reporter 03-OCT-96 Smith U.S. Bureau of Mines
Reporter 01-JAN-83 Saam, Henning, G. Bundesanstalt Fuer Geowissenschaften und Rohstoffee (Germany)
Updater 14-DEC-10 Causey, J. Douglas U.S. Geological Survey Combined info from MRDS record ISM0364 (Dep_ID 10024639) and deleted that record

Beyond USGS

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

Current status (per MSHA)

StatusAbandoned since 08/12/2014
MSHA mine ID0800835
Mine name (MSHA)Hookers Prairie Mine
Current operatorMosaic Fertilizer LLC
Current controller (parent)Mosaic Company
Mine typeSurface (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

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