Mine detail: Rockland Mine

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Location: Polk County, Florida, United States, North America
Lat / long: 27.75811, -81.86698
dep_id: 10080271
mrds_id: W031382
Commodity type: metallic and nonmetallic
Major mineral: Phosphorus-Phosphates
Trace mineral: Fluorine-Fluorite, Aluminum, Uranium, Iron, Magnesite
Operation type: Unknown
Production size: Large ammount of material produced
Development status: Producer
ore: Collophane
orebody_fm: BLANKET (COVERS 2000 SQ MI OF THE COASTAL PLAIN)
model: 244: Phosphate, warm current type
alteration: Clay Altered To Lateritic Aluminum Phosphates, Supergene Uranium Enrichment, Montmorillonite Transformed To Kaolinite.
Reporter: Sutphin, David M., Nicholson, S.W.
hrock_unit: Bone Valley;Hawthorn: Underlies Bone Valley Unconformably. Yellow-Tan Dolostone
hrock_type: Phosphorite
Structure: Sand, Clay, Dolomite, Phosphorite
Year first produced: 1968
disc_yr: 1920
References:
  • Deposit:: ZELLAR-WILLIAMS, INC. EVALUATION OF THE PHOSPHATE DEPOSITS OF FLORIDA USING THE MINERALS AVAILABILITY SYSTEMS, BUMINES OPEN FILE REPORT 112-78, NTIS: PB 286-648/AS 1978, 199 PP.
  • Deposit:: KRAUSS AND OTHERS, 1984, INTERNATIONAL STRATEGIC MINERALS INVENTORY SUMMARY REPORT-- PHOSPHATE: U.S. GEOLOGICAL SURVEY CIRCULAR 930-C, 41 P.
  • Deposit:: Central Florida Phosphate Industry Areawide Impact Assessment Program, Existing Land Use, Vol. Iv, Prepared For U.S.E.P.A By Texas Instruments Inc. June 1977.Central Florida Phosphate Industry Areawide Impact Assessment Program, Existing Land Use, Vol. Iv, Prepared For U.S.E.P.A By Texas Instruments Inc. June 1977.
  • Deposit:: The Williams Companies. Form 10-K. 1976.The Williams Companies. Form 10-K. 1976.
  • Deposit:: Zellars-Williams Inc., Evaluation Of The Phosphate DeZellars-Williams Inc., Evaluation Of The Phosphate De
  • Other Database:: ISMI
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