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 Map Reference No (Figure 3-1) Deposit Name Status Company Comments Utah Placer, Shoreline Location n/a Deep Sands Prospect Great Western Minerals Group Virginia Other Igneous- Affiliated (Including Pegmatites And Veins) Other— Uncertain 290 Little Friar Mountain (Massie) 775 Little Friar Mountain Placer, Shoreline 525 Old Hickory (Stony Creek) Wyoming Carbonatite 10 Bear Lodge Mountains (southern) Wyoming/ Albany County Wyoming/ Carbon County Small Past Producer Exploratory drilling in 2008; preliminary feasibility study occurring. Orris, et al. a Long, et al. b Gupta, et al. c Schüler, et al. d — — — � — Pegmatite dike in hypersthene granodiorite. � — — — Occurrence — — � — — — Active Mine (1999), no REE prod Large, lowgrade resource of REE-Th Westralian Sands (1999) Mine had startup problems with mining and in the separation plant. — Veins and disseminated deposits. Samples ranged from 112 to 30000 ppm with REE more abundant than Th. Area incompletely explored. � — — — � � � � Alkalic Igneous 215 Laramie Anorthosite Complex Occurrence — T20-22N R70-71W � — — — Other Igneous- Affiliated (Including Pegmatites And Veins) 310 Tie Siding Occurrence — — � — — — Placer, Paleoplacer 707 Bald Mountain Potential resource — Fossil fluvial placer. Little Big Horn River area. Two sites contain at least 1.0 kg mon/t of rock. Resource is poorly defined. � — � — Other Igneous- Affiliated (Including Pegmatites And Veins) 279 Big Creek Occurrence — T30N, R80-81W � — � — Placer, Alluvial 618 Bates Hole area Occurrence — High radioactivity. � — — — Placer, Paleoplacer 714 Onemile Creek area Occurrence — T18N R78W sec 6 and N/2 sec 7. � — — — B-8
Rare Earth Elements Review Appendix B – REE Mines and Mineral Deposits in the U.S. State / Province Deposit Type Wyoming/ Fremont County Wyoming/ Hot Springs County Wyoming/ Sublette County Map Reference No (Figure Orris, et 3-1) Deposit Name Status Company Comments al. a Long, et al. b Gupta, et al. c Schüler, et al. d Placer, Alluvial 683 Warm Spring Creek placers Occurrence — Fremont County, WY � — — — Placer, Paleoplacer Other— Uncertain 711 Grass Creek area Occurrence — Paleo-beach placers. North segment- T46N R98W secs. 8, 9, 16. 765 Fremont Butte Occurrence — Mineralization along cracks and veins; fault and shearzone related. T32N R107W sec. 21, NW/4. � — — — � — — — a Orris, Greta J. and Richard I. Grauch, 2002. Rare Earth Element Mines, Deposits, and Occurrences; Open-File Report 02-189 Version 1.0; United State Geological Survey (USGS); Internet resource: http://pubs.usgs.gov/of/2002/of02-189/ b Long, Keith R. and Bradley S. Van Gosen, Nora K. Foley, and Daniel Cordier, 2010. The Principal Rare Earth Elements Deposits of the United States - A Summary of Domestic Deposits and a Global Perspective; USGS Scientific Investigation Report 2010-5220; US Geological survey, Reston, Virginia; Internet Resource: http://pubs.usgs.gov/sir/2010/5220/ c Gupta, C.K., Krishnamurthy, N. (2004) Extractive Metallurgy of Rare Earths. CRC Press. d Schüler, D, Buchert, M, Liu, R, Dittrich, S, Merz, C. (2011). Study on rare earths and their recycling, OKO-insititut e.v., January. B-9
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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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