Verplanck, P. l., Farmer, G. l., Kettler, R. M., Lowers, H. A., Koenig, A. E. and Blessington, M. J. (2014), Rare Earth Element Enrichments in the Elk Creek Carbonatite. Acta Geologica Sinica, 88: 466–467.

Verplanck, P. L., Farmer, G. L., Kettler, R. M., Lowers, H. A., Johnson, C. A., Koenig, A. E., & Blessington, M. J. (2022). Petrogenesis and Rare Earth Element Mineralization of the Elk Creek Carbonatite, Nebraska, USA. Ore Geology Reviews, 104953.

Reference Search (possible matching items)

	*Mitchell, Roger H. (2015) Primary and secondary niobium mineral deposits associated with carbonatites. Ore Geology Reviews, 64. 626-641 doi:10.1016/j.oregeorev.2014.03.010*	Journal (article/letter/editorial)
	production of Nb, with the primary St. Honoré carbonatite and other sources accounting for only for 7 and...individual petrographically-deﬁned units of carbonatite contain distinct suites of pyrochlore. Bulk rock...decomposition of pyrochlore and formation of Nb-bearing rutile, brookite, and anatase. The Nb contents of the...10 times or more above those of the primary carbonatite. Commonly, pyrochlores in laterites are ﬁne grained...and 1%, respectively. Mining at the Catalão-I carbonatite was discontinued in 2001, although there is a
	Van Gosen, Bradley S., Verplanck, Philip L., Seal, Robert R., Long, Keith R., Gambogi, Joseph (2017) Rare-earth elements. Professional Paper Vol. 1802 (1802o) US Geological Survey doi:10.3133/pp1802o	Report (issue)
	Cover. The Mountain Pass Mine, San Bernardino County, California, was the only active producer of rare-earth...United States in 2013. The orebody is a tabular carbonatite intrusion and is thought to be the largest REE....O6 Rare-Earth-Element-Mineral Formation in Carbonatite Magmas.....................................O7...Photograph of the Mountain Pass Mine in San Bernardino County, California, which was the only active producer...recent years, REEs have been produced from large carbonatite bodies mined at the Mountain Pass deposit in
	*(2019) Rare earth element mineral deposits in the United States. Circular* 1454. US Geological Survey doi:10.3133/cir1454**	Report (issue)
	..........................................7 Carbonatite REE-Bearing Deposits...........................the Sulphide Queen deposit, is a large tabular carbonatite intrusion, thought to be the largest rare earth...mineral (table 2), is the main ore mineral in carbonatite REE deposits, including the three largest REE...Mountain Pass deposit, California. Because these carbonatite-hosted deposits are the largest global sources...PENNSYLVANIA UNITED STATES 5 UTAH RHODE ISLAND IOWA NEBRASKA NEVADA NEW YORK MICHIGAN 7 WYOMING PACIFIC
	*Tkachev, A. V., Rundqvist, D. V., Vishnevskaya, N. A. (2020) Comparison of Supercontinent Cycles in the Metallogeny of Niobium. Geology of Ore Deposits, 62 (1) 49-68 doi:10.1134/s1075701520010067*	Journal (article/letter/editorial)
	niobium, metallogeny of tantalum, tantaloniobates, carbonatite, nepheline syenite, alkali granite, syenite,...(Fennoscandian) Shield, namely, Siilinjärvi carbonatite and Saharjok nepheline–syenite (Zozulya et al...(26) Bolshetagninskoe; (27) Saint-Honoré; (28) Elk Creek; (29) Afrikanda; (30) Aley; (31) Upper Fir; (32)...Mabouni Beloziminskoe Bolshetagninskoe Saint-Honoré Elk Creek Afrikanda Aley Upper Fir Chuktukon Toongi Baerzhe...means alkali granite; as, alkali syenite; cb, carbonatite; h, hydrothermal ore; ns, nepheline syenite;
	Chakhmouradian, Anton R., Reguir, Ekaterina P., Kressall, Ryan D., Crozier, Jeremy, Pisiak, Laura K., Sidhu, Ravinder, Yang, Panseok (2015) Carbonatite-hosted niobium deposit at Aley, northern British Columbia (Canada): Mineralogy, geochemistry and petrogenesis. Ore Geology Reviews, 64. 642-666 doi:10.1016/j.oregeorev.2014.04.020	Journal (article/letter/editorial)
	homepage: www.elsevier.com/locate/oregeorev Carbonatite-hosted niobium deposit at Aley, northern British...Available online xxxx Keywords: Aley niobium deposit Carbonatite Metasomatic rocks Pyrochlore-group minerals Columbite-group...barren; the bulk of Nb in these rocks is contained in rutile, phlogopite and, to a much lesser extent, amphibole...euxenite, Mg-rich ferrocolumbite and Nb-bearing rutile) typically occurring as scarce minute crystals...this article as: Chakhmouradian, A.R., et al., Carbonatite-hosted niobium deposit at Aley, northern British
	*Tkachev, A. V., Rundqvist, D. V., Vishnevskaya, N. A. (2019) Main Features of the Historical Metallogeny of Niobium. Doklady Earth Sciences, 487 (1) 751-755 doi:10.1134/s1028334x19070092*	Journal (article/letter/editorial)
	by the prevalence of deposits associated with carbonatite complexes. DOI: 10.1134/S1028334X19070092 By...(b) nepheline syenites (foidic type); and (c) carbonatite complexes (carbonatitic type). Some of the deposits...share of these deposits is especially high in carbonatite complexes. The present report does not single...pyrochlore are located at the Baltic Shield (the carbonatite Siilinjärvi and nepheline syenite Saharjok 751...Zima; 26, Bolshaya Tagna; 27, Saint-Honoré; 28, Elk Creek; 29, Afrikanda; 30, Aley; 31, Upper Fir; 32, Chuktukon;
	*Verplanck, Philip L. (2017) The Role of Fluids in the Formation of Rare Earth Element Deposits. Procedia Earth and Planetary Science, 17. 758-761 doi:10.1016/j.proeps.2017.01.014*	Journal (article/letter/editorial)
	the magma or by hydrothermal processes. One carbonatite-related REE ore deposit, the Mount Weld deposit...formed by lateritic weathering of the underlying carbonatite. © 2017 2017Published The Authors. Published...vast majority of world’s REE production. A few carbonatite-related deposits provide the world’s LREEs, and...due to lateritic weathering of an underlying carbonatite. The second deposit type, ion adsorption clay...role in ore-grade enrichment of REEs in both carbonatite and ion adsorption clay deposits. This paper
	*Schulz, Klaus J., Piatak, Nadine M., Papp, John F. (2017) Niobium and tantalum. Professional Paper* Vol. 1802 (1802m) US Geological Survey doi:10.3133/pp1802m**	Report (issue)
	showing the subsurface geology of the Saint-Honoré carbonatite complex in southern Quebec, Canada, and a schematic...titanium in such minerals as ilmenite (FeTiO3 ), rutile (TiO2 ), and titanite (sphene) (CaTiSiO5 ). As...22 Strüverite Rutile (Ti,Ta,Fe)O2 6.5 to 9.3 33.1 to 35.5 Ilmenorutile Rutile Fex(Nb,Ta) 2x 4Ti1–...particularly carbonatites (for example, the Araxá carbonatite in Brazil). A Other oxide minerals, such as...latrappite is the main ore mineral at the Oka carbonatite complex in Quebec, Canada. Microlite is the tantalum-rich
	Amores-Casals, Sandra, Gonçalves, Antonio Olimpio, Melgarejo, Joan-Carles, Martí Molist, Joan (2019) Nb and REE Distribution in the Monte Verde Carbonatite–Alkaline–Agpaitic Complex (Angola) Minerals, 10 (1) 5 doi:10.3390/min10010005	Journal (article/letter/editorial)
	Nb and REE Distribution in the Monte Verde Carbonatite–Alkaline–Agpaitic Complex (Angola) Sandra Amores-Casals... Abstract: The Angolan alkaline–carbonatite complex of Monte Verde has a semi-circular shape...arranged minor bodies of other alkaline rocks and carbonatite magmatic breccias. This rock association is hosted...are concentrated in pyrochlore crystals in the carbonatite and alkaline breccias. Magmatic fluornatropyrochlore...crystallize as late minor secondary minerals into carbonatite breccia and alkaline dykes. In conclusion, the
	*Mackay, Duncan A. R., Simandl, George J. (2014) Geology, market and supply chain of niobium and tantalum—a review. Mineralium Deposita, 49 (8) 1025-1047 doi:10.1007/s00126-014-0551-2*	Journal (article/letter/editorial)
	placer deposits and weathered crusts overlying carbonatite and peralkaline complexes account for the majority...majority of Ta production. Several carbonatite-related deposits (e.g. Upper Editorial handling: D. Huston...Weathered crusts overlying carbonatite complexes in Brazil and one hard rock carbonatite deposit in Canada account...5.0–5.5 6–6.5 6 Reference Pegmatites and carbonatite complexes 7.3 5.2–5.7 4.3–5.9 5.4 NA 5...(2004) Carbonatite complexes Pegmatites and peralkaline complexes Peralkaline and carbonatite complexes
	*(1999) Basement Tectonics 13. Springer Netherlands. doi:10.1007/978-94-011-4800-9*	Book
	Interpretations for the Precambrian, Midcontinent USA M.P. Car/son, S.B.Treves, R.J. Goble, A. Xu ......the Grenvillian Event of the Hudson Highlands, NY, USA A.E. Gates .... ..................................Geophysics University of Oklahoma Norman, OK 73019 USA Trustee Treasurer Stephen Marshak Department of...Geology University of Illinois Urbana, IL 61801 USA Trustee Secretary A. Krishna Sinha Department of...Blacksburg, VA 24061 USA Trustee Marvin Carlson Nebraska Geological Survey University of Nebraska Lincoln, NE
	Simandl, George J., Paradis, Suzanne (2018) Carbonatites: related ore deposits, resources, footprint, and exploration methods. Applied Earth Science, 127 (4) 123-152 doi:10.1080/25726838.2018.1516935	Journal (article/letter/editorial)
	alkaline silicate igneous rocks, forming alkaline-carbonatite complexes, but some occur as isolated pipes,...indicator mineral surveys Carbonatites and alkaline-carbonatite complexes are the main sources of rare earth... Nine per cent of carbonatites and alkaline-carbonatite complexes contain active or historic mines, making...Introduction Mineralised carbonatites and alkaline-carbonatite complexes are highly sought after, multi-commodity...targets for mining companies worldwide. Alkaline-carbonatite complexes are signiﬁcant sources of Cu, apatite
	*(2005) INTERESTING PAPERS IN OTHER JOURNALS. Economic Geology, 100 (5) 1055-1066 doi:10.2113/gsecongeo.100.5.1055*	Journal (article/letter/editorial)
	INTERESTING PAPERS IN OTHER JOURNALS Rutile stability and rutile/melt HFSE partitioning during partial...and deposition of magnetite and gold in Harris Creek, south-central British Columbia—Z. Hou and W.K....methods in mineral exploration— M. Beth McClenaghan Rutile geochemistry as a guide to porphyry Cu–Au mineralization...to the Steamboat Hills geothermal area, Washoe County, Nevada—John D. Skalbeck, Robert E. Karlin, Lisa...Onal Unroofing history of the Jambil and Jawar carbonatite complexes from NW Pakistan: Constraints from
	*(2017) Critical mineral resources of the United States—Economic and environmental geology and prospects for future supply. Professional Paper* 1802. US Geological Survey doi:10.3133/pp1802**	Report (issue)
	... C1 Chapter D. Barite (Barium) By Craig A. Johnson, Nadine M. Piatak, and M. Michael Miller.........and simplified geologic map of the Hellroaring Creek prospect, which is located west of Kimberley, British...related to strongly differentiated granites, for carbonatite-related fluorspar deposits, and for veins from...showing the subsurface geology of the Saint-Honoré carbonatite complex in southern Quebec, Canada, and a schematic...Photograph of the Mountain Pass Mine in San Bernardino County, California, which was the only active producer
	Meyer, Henry O. A., Boyd, F. R. - Eds. (1979) Proceedings of the Second International Kimberlite Conference Vol. 1 - Kimberlites, Diatremes, and Diamonds: Their Geology, Petrology, and Geochemistry. American Geophysical Union, Washington, D. C.	Book (volume)
	APACHECOUNTY, ARIZONA M. F. Roden and D. Smith 2•E OKA CARBONATITE CO•PLEX: R•GNETI2• COF•OSITIONS AND 'iHE RELATED...recovered to observed in the stones date. Johnson, V. P. Menzer, and C. T. Hadler, who helped...McCallum, M. E., and C. State [,/ne k/mberl_ite County, Wyoming, ]976a. D. Mabarak, diatremes, Latimer...004. isochron ratio of 176 -+ 29 m.y. and Carbonatite (75210081) Walloway occurrence (intrusive ...c) Nackara Group 139o14'E/32ø57'S and Pine Creek Group 139o17'E/33o10'S sediments. NNE-SSW. 5
	*Heinrich, E. William (1980) The Geology of Carbonatites* - Reprint Edition with Supplementary Material. Robert E. Krieger Publishing Co. Inc.**	Book (edition)
	Dedicated to Harry von Eckermann, an eponym for carbonatite, with admiration and affection Preface to the...this edition, summarizes the major advances in carbonatite studies in the decade 1966-1976. Since 1966 many...Certainly one of the important new facets of carbonatite study will be their saprolite geology. Recognition...Kimberlites Carbonatites and Vulcanism Geology of Carbonatite Bodies Mineralogy and Petrology Composition and...: Geological Society of South Africa and R. L. Johnson (1961) : The Mineralogical Magazine and D. S. Sutherland
	*Mitchell, Roger H., Bergman, Steven C. (1991) Petrology of Lamproites. Springer US. doi:10.1007/978-1-4615-3788-5*	Book
	Greenland Lamproites 3.2.1. Group Name: Prairie Creek 3.2.2. Group Name: Leucite Hills 3.2.3. Group Name:...Kimberley 4.4.3. Murcia-Almeria 4.4.4. Prairie Creek 4.5. Conclusions and Preferred Model 103 104 107...Australia 6.1.4. Argyle, West Australia 6.1.5. Prairie Creek, Arkansas 6.1.6. Murcia-Almeria, Spain 6.1.7. Smoky..."madupa" meaning "sweetwater" and the name of the county in which the Leucite Hills are located). As a corollary...River basin in 1976177. Alluvial diamonds in Smoke Creek in the East Kimberleys were traced back in the same
	*(1973) Area Reports: Domestic. Vol 2. Minerals Yearbook 1971, Bureau of Mines.*	Report (Issue volume)
	Geology. Nebraska: Conservation and Survey Division of the University of Nebraska (Nebraska Geological...----- - 549 Oklahoma, by L . G. Southard, K. S. Johnson, and J. F. Roberts ----- - --- ---------------...(content of concentrates), titanium concentrate (rutile 1968), zircon concentrates, and value of metal...___ ____ Missouri_ __ .______ Montana __________ Nebraska _______ __ _ Nevada ___ ____ __ . _ New Hampshire___...1 , 024 69 NA 29 3,496 612 w w w w w w NEBRASKA Clays .... _.. . __________ ........ __ . __
	*(2013) B – Goldschmidt Abstracts 2013. Mineralogical Magazine, 77 (5) 636-804 doi:10.1180/minmag.2013.077.5.2*	Journal (article/letter/editorial)
	M. MOREL* Princeton University, Princeton, NJ, USA (correspondence: morel@princeton.edu) Azotobacter...Paris 4 Lawrence Livermore National Laboratory, USA* 1 2 The details of Earth’s accretion, and the nature...PROKUSHKIN Los Gatos Research, Mountain View, CA, USA Novel instrumentation based on high-resolution laser...University of Minnesota, Minneapolis, MN 55455, USA (correspondance: baileyj@umn.edu) Wrinkle structures...California at Irvine, 3206 Croul Hall, Irvine, CA 92697, USA*. 1 The Asian summer monsoons affect the livelihood
	*Maier, Wolfgang D., Lahtinen, Raimo, O'Brien, Hugh - Eds.* (2015) Mineral Deposits of Finland. Elsevier. doi:10.1016/c2012-0-02750-0**	Book
	OX5 1GB, UK 225 Wyman Street, Waltham, MA 02451, USA Copyright © 2015 Elsevier Inc. All rights reserved...Lapland, as well as the large apatite-rich Sokli carbonatite complex. Rautaruukki Oy terminated their exploration...had found in 1950 from the bank of Poickelbäck creek. The exploration was led first by Max Kulonpalo...sample taken by an amateur prospector from a small creek bank outcrop. The geochemical till anomalies and...factors contributed to the discovery of this carbonatite, which ranks among the world’s largest in area

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Rutile from Elk Creek Carbonatite, Elk Creek, Johnson County, Nebraska, USA

Rutile from
Elk Creek Carbonatite, Elk Creek, Johnson County, Nebraska, USA