 | | 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 |  | | Report (issue) | | ..........................................7 Carbonatite REE-Bearing Deposits...........................the Sulphide Queen deposit, is a large tabular carbonatite intrusion, thought to be the largest rare earth...These minerals are bastnäesite (also spelled bastnäsite), monazite, and xenotime (table 2; fig. 6). In...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 |  | | 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 |  | | 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 |  | 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 |  | Cangelosi, Delia, Smith, Martin, Banks, David, Yardley, Bruce (2020) The role of sulfate-rich fluids in heavy rare earth enrichment at the Dashigou carbonatite deposit, Huanglongpu, China. Mineralogical Magazine, 84 (1) 65-80 doi:10.1180/mgm.2019.78 | Journal (article/letter/editorial) | | Heavy Rare Earth enrichment at the Dashigou carbonatite deposit, Huanglongpu, China Delia Cangelosi a...Qinling orogenic belt in central China. Calcite carbonatite dykes at the Dashigou open pit are unusual due...economic concentrations of molybdenite. The calcite carbonatite dykes show two styles of mineralogy according...concentration. The REE in the little-altered calcite carbonatite occur mostly in magmatic REE minerals, mainly...reaction of sulfate-rich fluids with the calcite carbonatite dykes. The final HREE enrichment is due to a |  | | 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 |  | | 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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