Rare Earth Elements: A Review of Production, Processing ...

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Rare Earth Elements Review Appendix B – REE Mines and Mineral Deposits in the U.S. State / Province Deposit Type Nevada Other Igneous- Affiliated (including Pegmatites and Veins) New Jersey Hydrothermal Fe- Oxide New Mexico New Mexico, Texas Map Reference No (Figure 3-1) Deposit Name Status Company Comments Orris, et al. a Long, et al. b 281 Crescent Peak Occurrence — � — — — 275 Scrub Oaks Byproduct — Magnetite-hematite orebody in metamorphic rocks. � — — — Alkalic Igneous 166 Caballo Mountains Alkalic Igneous 269 Wind Mountain (see Cornudas Mtns) Alkalic Igneous 233 Pajarito Mountain Gupta, et al. c Occurrence — Potassic dikes with postulated alkaline body at depth. � — — — Occurrence — Eudialyte in dikes, sills, and laccoliths. � � — — Potential resource — Quartz-bearing syenite contains ama 20% eud and 5% flu. Apatite containing ama 19.2% REO has been found in the peralkaline granites. Check Mining Engineering, 1989, July, p. 515 for tonnage. Schüler, et al. d � — � — Alkalic Igneous Location N/A Red Hills District Prospect — — � � — — Carbonatite Location N/A Lemitar and Chupadera Mountains Prospect — — � � — — Other- F 745 Gallinas Very small — About 65 t of bas concentrate produced in the 1950's � � � — Deposits Mountains past producer from Cu-F veins and breccia fillings probably associated with alkalic trachyte. 302 Petaca District Occurrence — � � — — Location n/a Captain Potential — Lincoln county; Est Resources: Thorium content � � — — Mountains Resource measured from 0.01 to 1.12 percent Other Igneous- Location n/a El Porvenir Potential — McLemore and others (1988) report that samples of � � — — Affiliated District/ Hermit Resource quartzite contain traces of Th, La, and Y. (including Mountain Pegmatites and Veins) Location n/a Gold Hill Area and White Signal District Potential Resource — Thorium-bearing minerals form pods and lenses within pegmatites of granite, Burro Mountains . � � — — Location n/a Laughlin Peak Area Prospect — — � � — — Alkalic Igneous 172 Cornudas Mtns - Diablo Plateau (Wind Mtn.) Occurrence — — � — — — B-6
Rare Earth Elements Review Appendix B – REE Mines and Mineral Deposits in the U.S. State / Province Deposit Type New York Hydrothermal Fe- Oxide North Carolina North Carolina South Carolina Georgia Map Reference No (Figure 3-1) Deposit Name Status Company Comments 272 Mineville dumps Past Fe producer; REE resource Placer, Alluvial 654 Marion Past byproduct producer Placer, Alluvial Location n/a Carolina monazite belt Rhône- Poulenc Imperial Mining Co. (1990) Orris, et al. a Long, et al. b Gupta, et al. c Schüler, et al. d Apatite in mill tailings averages from 4 to more than 11% REO. Magnetite-hematite orebody in metamorphic rocks. � � — — — � — — — — — — � — — — Oregon Carbonatite 23 Deep Creek Occurrence — SE of Crane Mountain. � — — — Placer Location n/a Aiken County Occurrence National Kaolin Co. Closed in 1958. — — � — South Carolina Placer, Alluvial 634 Horse Creek (Aiken County) Past producer of monazite — Flood plain. Reconcentration of heavy minerals from Tuscaloosa Fmt. Includes Hollow (Holley) Creek and other drainages. � — — — Placer, Shoreline 451 Hilton Head Potential — Mining unlikely, resort area. � — � — Island resource 662 Oak Grove Occurrence — Alluvial terrace. � — � — Placer, Alluvial 675 Silica Mine Producer, but does not recover REO — HM stockpiled from past production of silica sand. � — � — Placer, 662 Oak Grove Occurrence Ethyl Corp. — � — � — Paleoplacer (1989) Tennessee 511 Natchez Trace deposit Occurrence — Marine placer. � — — — 518 North Camden Occurrence Kerr- — � — — — Placer, Shoreline (Kerr-McGee McGee deposit) (1971) 473 Kerr-McGee deposit Occurrence — Marine placer. — — — — Texas Other Igneous- 291 Llano County Small Past — Several tons of pegmatite were mined prior to 1909. � — — — Affiliated (Williams Mine, Producer (including Pegmatites and Veins) others) B-7
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Rare Earth Elements Review Table of
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Foreword The U.S. Environmental Pro
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Abstract Rare earth elements (REEs)
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Table of Contents List of Acronyms
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List of Tables 2-1. Abundance of El
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Rare Earth Elements Review List of
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Rare Earth Elements Review Section
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