 | | Journal (article/letter/editorial) | | Vol. 112 May No. 3 Sedimentary and Igneous Phosphate Deposits: Formation and Exploration: An Invited...Columbia V6T 1Z4, Canada Abstract Phosphorus is the central ingredient in fertilizer that allows modern agriculture...hosted in sedimentary and igneous ores. World phosphate resources are estimated by the U.S. Geological...exploration and discovery of new resources, enhanced mining technologies, and new technologies aimed at the...silicate melt, or from liquid immiscibility of a carbonate-rich nephelinite that underwent magmatic fractionation |  | Emsbo, Poul, McLaughlin, Patrick I., Breit, George N., du Bray, Edward A., Koenig, Alan E. (2015) Rare earth elements in sedimentary phosphate deposits: Solution to the global REE crisis?. Gondwana Research, 27 (2) 776-785 doi:10.1016/j.gr.2014.10.008 | Journal (article/letter/editorial) | | Rare Earth Elements in Sedimentary Phosphate Deposits: Solution to the Global REE Crisis? Poul... Alan E., Rare Earth Elements in Sedimentary Phosphate Deposits: Solution to the Global REE Crisis?,...MANUSCRIPT Rare Earth Elements in Sedimentary Phosphate Deposits: Solution to the PT Global REE Crisis...Denver Federal Center, Denver, MA Colorado 80225, USA 2 Wisconsin Geological and Natural History Survey...sources. The chemical analysis of 23 sedimentary phosphate deposits (phosphorites) in the United States |  | | Journal (article/letter/editorial) | | minerals Article Possible Involvement of Permian Phosphoria Formation Oil as a Source of REE and Other Metals...University, P.O. Box 173480, Bozeman, MT 59717, USA Department of Chemistry and Biochemistry, University...of Montana, 32 Campus Drive, Missoula, MT 59812, USA; ranalda.tsosie@umontana.edu Correspondence: amoorenall@yahoo...of V, U, REE and other metals in the Permian Phosphoria Formation have been speculated and studied by...the oil in the Bighorn Basin, is sourced by the Phosphoria Formation. Two of the top 10 producing oil fields |  | Yi, H., Balan, E., Gervais, C., Segalen, L., Fayon, F., Roche, D., Person, A., Morin, G., Guillaumet, M., Blanchard, M., Lazzeri, M., Babonneau, F. (2013) A carbonate-fluoride defect model for carbonate-rich fluorapatite. American Mineralogist, 98 (5) 1066-1069 doi:10.2138/am.2013.4445 | Journal (article/letter/editorial) | | 1066â1069, 2013 Letter A carbonate-fluoride defect model for carbonate-rich fluorapatite Haohao Yi,1,* Etienne...microscopic model of the dominant carbonate for phosphate substitution in fluorapatite. A well-crystallized sedimentary...sedimentary fluorapatite sample containing ~2.3 ± 0.8 wt% of carbonate was investigated using Fourier transform...resonance (MAS NMR). About 75% of the carbonate groups replace the phosphate group (âB-siteâ), whereas a lesser...lesser contribution from carbonate groups located in the structural channels (âA-siteâ) is observed. Beside |  | CĂĄmara, Fernando, Curetti, Nadia, Benna, Piera, Abdu, Yassir A., Hawthorne, Frank C., Ferraris, Cristiano (2018) The effect of type-B carbonate content on the elasticity of fluorapatite. Physics and Chemistry of Minerals, 45 (8) 789-800 doi:10.1007/s00269-018-0962-1 | Journal (article/letter/editorial) | | PAPER The effect of type-B carbonate content on the elasticity of fluorapatite Fernando CĂĄmara1,2 Cristiano...Abstract The mechanical behavior of carbonate-bearing fluorapatite (CFAP) (with up to 5.5 wt% C  O3)...high pressure up to 7 GPa. The incorporation of carbonate in CFAP samples was investigated by FTIR spectroscopy...a type-B substitution of the phosphate ( PO4)3â group by the carbonate ion ( CO3)2â. The site occupancies...isothermal bulk modulus by about 9%. Keywords Carbonate-rich fluorapatite · FTIR spectra · HP SC-XRD · Crystal |  | Jaballi, Faten, Felhi, Mongi, Khelifi, Mahmoud, Fattah, Nabil, Zayani, Kamel, Abbes, Noureddine, Elouadi, Brahim, Tlili, Ali (2019) Mineralogical and geochemical behavior of heated natural carbonate-apatite of the Ypresian series, Maknassy-Mezzouna basin, central Tunisia. Carbonates and Evaporites, 34 (4) 1689-1702 doi:10.1007/s13146-019-00519-x | Journal (article/letter/editorial) | | heated natural carbonateâapatite of the Ypresian series, MaknassyâMezzouna basin, central Tunisia Faten...2019 Abstract Ypresian phosphate deposits of the Meknassy-Mezzouna basin (central part of Tunisia) correspond...behavior of natural phosphate during thermal treatment. The representative sample of phosphate was investigated...that the sample is mostly constituted of carbonate fluorapatite associated with dolomite, calcite, opal...feldspars and a progressive concentration of carbonate-fluorapatite. This later is featured by slight shifting |  | Yi, Haohao, Balan, Etienne, Gervais, Christel, SĂ©galen, LoĂŻc, Blanchard, Marc, Lazzeri, Michele (2014) Theoretical study of the local charge compensation and spectroscopic properties of B-type carbonate defects in apatite. Physics and Chemistry of Minerals, 41 (5) 347-359 doi:10.1007/s00269-013-0654-9 | Journal (article/letter/editorial) | | compensation and spectroscopic properties of Bâtype carbonate defects in apatite Haohao Yi · Etienne Balan ·...spectroscopic properties of selected models of B-type carbonate defects in apatite locally compensated by fluoride...only the clumped (CO32â, Fâ) defect, with the carbonate group close to the sloping face of the tetrahedral...experimental observations performed on carbonate-fluorapatite samples. Although the substitution of hydroxyl...the Îœ3 CO3 bands in apatite. KeywordsâApatite · Carbonate substitution · First-principles · DFT · FTIR · |  | Aufort, Julie, SĂ©galen, LoĂŻc, Gervais, Christel, Brouder, Christian, Balan, Etienne (2016) Modeling the attenuated total reflectance infrared (ATR-FTIR) spectrum of apatite. Physics and Chemistry of Minerals, 43 (9) 615-626 doi:10.1007/s00269-016-0821-x | Journal (article/letter/editorial) | | spectra were measured on a synthetic and a natural fluorapatite sample. A modeling approach based on the computation...of the samples were related to those of pure fluorapatite using an effective medium approach, based on...experimental data recorded on the synthetic fluorapatite sample. The poorer agreement observed on the...of selected samples of fluorapatite. Apatite is a widespread calcium phosphate mineral with nominal composition...sedimentary deposits of carbonate-bearing fluorapatite (Knudsen and Gunter 2002), while carbonate-bearing hydroxyapatite |  | | Report (issue) | | image. Lithium-brine evaporating ponds at Clayton Valley, Nevada. Lithium has many uses, the most prominent...9781411339910 | ISBN 1411339916 Subjects: LCSH: Mines and mineral resources--United States. | Strategic...potential environmental and health issues caused by the mining and processing of many mineral commodities may...the environmental considerations related to the mining of nonfuel mineral resources, including the modern...Chapter B. Environmental Considerations Related to Mining of Nonfuel Minerals By Robert R. Seal II, Nadine |  | Hovis, G. L., Scott, B. T., Altomare, C. M., Leaman, A. R., Morris, M. D., Tomaino, G. P., McCubbin, F. M. (2014) Thermal expansion of fluorapatite-hydroxylapatite crystalline solutions. American Mineralogist, 99 (11) 2171-2175 doi:10.2138/am-2014-4914 | Journal (article/letter/editorial) | | MINERALS IN THE HUMAN BODY Thermal expansion of fluorapatite-hydroxylapatite crystalline solutionsâ k Guy...Albuquerque, New Mexico 87131, U.S.A. 1 Abstract Fluorapatite has been synthesized through ion-exchange between...through ion-exchange between the newly synthesized fluorapatite and the original hydroxylapatite have provided...F:OH ratios, as well as for natural samples of fluorapatite and hydroxylapatite. Results show that the thermal...and materials-science communities. Keywords: Fluorapatite, hydroxylapatite, F-OH apatite, thermal expansion |  | McCubbin, Francis M., Vander Kaaden, Kathleen E., TartĂšse, Romain, Boyce, Jeremy W., Mikhail, Sami, Whitson, Eric S., Bell, Aaron S., Anand, Mahesh, Franchi, Ian A., Wang, Jianhua, Hauri, Erik H. (2015) Experimental investigation of F, Cl, and OH partitioning between apatite and Fe-rich basaltic melt at 1.0â1.2 GPa and 950â1000 °C. American Mineralogist, 100 (8) 1790-1802 doi:10.2138/am-2015-5233 | Journal (article/letter/editorial) | | Cl, and OH partitioning between apatite and Fe-rich basaltic melt at 1.0â1.2 GPa and 950â1000 °Câ Francis...press at 1.0â1.2 GPa and 950â1000 °C using an Fe-rich basaltic starting composition and an oxygen fugacity...magmatic abundances of volatiles, are focused on Fe-rich basalts from extraterrestrial bodies (i.e., Moon...volatiles have utilized melt compositions relevant to Fe-rich basalts. Previous studies investigating apatite-melt...at 1.0â1.2 GPa and 950â1000 °C on a synthetic Fe-rich (martian) basalt composition equivalent to the basaltic |
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