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Rare Earth Elements Review Appendix A – Selected Chemical Properties Weber, R. (2008). An experimental study of fractionation of the rare earth elements in poplar plants (populous eugenei) grown in a calcium-bearing smectite soil. Master’s Thesis, Kansas State University, Manhattan. 50p. A-5
Rare Earth Elements Review Appendix B – REE Mines and Mineral Deposits in the U.S. Appendix B Locations of REE-Producing Mines and REE-Containing Mineral Deposits in the U.S. State / Province Deposit Type Alaska Alkalic Igneous Map Reference No (Figure 3-1) Deposit Name Status Company Comments 226 Mount Prindle (Roy Creek) 160 Bokan Mountain (Ross-Adams) Occurrence — Selected material contained ama 25% REE and 15% Th. LREE more abundant in the quartz-bearing syenites. Potential resource REE, Past Prod. U — REE-bearing pegmatites, dikes, and shear zones/fractures in central part of the complex and in veins in the outer parts & nearby country rocks. Produced 98,000 mt of approx. 1% U3O8. Because dikes generally < 1 m thick and mineralogically complex, econo Orris, et al. a Long, et al. b Gupta, et al. c Schüler, et al. d � — — — � � — � 175 Dora Bay Prospect — — � — — — Carbonatite 77 Salmon Bay Occurrence — Veins. � � — — Other Igneous- Affiliated (including Pegmatites and Veins) 312 Wolf Mountain Occurrence — — � — — — Other— 753 Eagle Creek Occurrence — U, Th, and REE minerals along margins of alkaline � — — — Uncertain dikes. 627 Circle Occurrence — — � — — — 629 El Dorado Occurrence — Panned concentrate contained 0.029% Eu and 0.02% � — — — Creek area U. 630 Fortymile Occurrence — � — — — Placer, Alluvial 635 636 Hot Springs Iditarod Occurrence Occurrence — — Buried bench gravels. — � � — — — — — — 655 McGrath Occurrence — — � — — — 665 Port Clarence Occurrence — — � — — — 670 Ruby Meadows Occurrence — Buried placer deposit. � — — — 680 Tolovana Occurrence — — � — — — B-1
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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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