Nickeln, B.L. & Wally, K.D., 2007, “Late Paleozoic Weathering and Residual Acccumulation of Minerals on Elk Creek Carbonatites, Southeastern Nebraska, USA”, Paper No. 55-26, 2007 GSA Denver Annual Meeting (28–31 October 2007).

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...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...occurrences of carbonatite are currently being evaluated [e.g. Aley and Upper Fir (Canada); Elk Creek (USA)] or
	*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)
	metallogeny of tantalum, tantaloniobates, carbonatite, nepheline syenite, alkali granite, syenite, supercontinent...and volcanic analogs (alkaligranitic type); (2) nepheline syenites (foidic type); and (3) carbonatitic complexes...(Fennoscandian) Shield, namely, Siilinjärvi carbonatite and Saharjok nepheline–syenite (Zozulya et al., 2007). In...(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
	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
	*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...(alkalingranitic type); (b) nepheline syenites (foidic type); and (c) carbonatite complexes (carbonatitic...share of these deposits is especially high in carbonatite complexes. The present report does not single...located at the Baltic Shield (the carbonatite Siilinjärvi and nepheline syenite Saharjok 751 752 TKACHEV...Zima; 26, Bolshaya Tagna; 27, Saint-Honoré; 28, Elk Creek; 29, Afrikanda; 30, Aley; 31, Upper Fir; 32, Chuktukon;
	Duke, Genet Ide, Carlson, Richard W., Frost, Carol D., Hearn, B.C., Eby, G. Nelson (2014) Continent-scale linearity of kimberlite–carbonatite magmatism, mid-continent North America. Earth and Planetary Science Letters, 403. 1-14 doi:10.1016/j.epsl.2014.06.023	Journal (article/letter/editorial)
	com/locate/epsl Continent-scale linearity of kimberlite–carbonatite magmatism, mid-continent North America Genet...online xxxx Editor: B. Marty Keywords: kimberlite carbonatite Sr–Nd–Hf–Pb isotope geochemistry mantle reservoirs...b s t r a c t Cretaceous–Tertiary kimberlite–carbonatite magmatism in mid-continent North America extends...sources and causes of intraplate kimberlite and carbonatite magmatism is complicated because of their isotopic...the east coast, which include the Montreal Oka carbonatite, Monteregian Hills, and White Mountain series
	*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...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...Typical grades and tonnage Major examples Carbonatite-hosted primary deposits Nb >Ta: Niobium deposits...perovskite and pyrochlore mineral groups found within carbonatite intrusions in alkaline igneous provinces Deposits
	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...this article as: Chakhmouradian, A.R., et al., Carbonatite-hosted niobium deposit at Aley, northern British...key examples are listed in Table 1. The Aley carbonatite complex in northern British Columbia, Canada... and interpret these data in the context of carbonatite petrogenesis and regional geology. To our knowledge
	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...of alkaline dykes of late formation, mostly of nepheline trachyte composition, crosscut the previous units...are concentrated in pyrochlore crystals in the carbonatite and alkaline breccias. Magmatic fluornatropyrochlore
	*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
	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
	*(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
	*Van Schmus, W R, Hinze, W J (1985) The Midcontinent Rift System. Annual Review of Earth and Planetary Sciences, 13. 345-383 doi:10.1146/annurev.ea.13.050185.002021*	Journal (article/letter/editorial)
	Wisconsin through central Iowa and southeastern Nebraska into Kansas. It strikes southwest from Lake Superior...resumes its southwesterly course into southeastern Nebraska. At this point the anomaly shifts abruptly to...Kansas-Nebraska border into central Kansas. Data from subsurface samples in southeast Nebraska (Lidiak...5 Osler R 2.8 Nopeming R 3.0-6.3 Siemens Creek N 0.1 Volcanic plateaus Ironwood-Grand Portage-...to the northeast of Lake Superior and as nepheline-carbonatite complexes in the Kapuskasing structural
	*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...those of the undersaturated alkalic group—the nepheline syenites and their relatives. Rare, mineralogically...Kimberlites Carbonatites and Vulcanism Geology of Carbonatite Bodies Mineralogy and Petrology Composition and
	*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...phonolite implies the presence of plagioclase or nepheline, respectively, both of which are absent from the
	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
	*(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
	*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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Nepheline from Elk Creek Carbonatite, Elk Creek, Johnson County, Nebraska, USA

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