 | | Journal (article/letter/editorial) | | of corundum in various rocks of the western ,,Haute-Loire" is noticed. The origin of the corundum a n d...Description lithologique d6taill6e du niveau basique de Chantel-Ribeyre . . . . III. ]~tude min6ralogique . . ...Evolution min6ralogique de eette amphibolite s Chantel . . . . . . . . . . a) Premi6re 6tape: aur6oles... . . . . . . . . . . . . . . . . . . . . . d) Calcite . . . . . . . . . . . . . . . . . . . . . . . .... . Facies m6tamorphique du niveau basique de Chantel. Existence d'une s6rie de Granulites dans lc Haut-Allier |  | Merlini, Marco, Cerantola, Valerio, Gatta, G. Diego, Gemmi, Mauro, Hanfland, Michael, Kupenko, Ilya, Lotti, Paolo, Müller, Harald, Zhang, Li (2017) Dolomite-IV: Candidate structure for a carbonate in the Earth’s lower mantle. American Mineralogist, 102 (8) 1763-1766 doi:10.2138/am-2017-6161 | Journal (article/letter/editorial) | | Synchrotron 71, Avenue des Martyrs, 38043 Grenoble, France 3 Center for Nanotechnology Innovation@NEST, Istituto...stoichiometry deviates from that of ABO3, adopted by calcite, magnesite, and dolomite. The results indicate...Natural samples of Fe-dolomite from La Mure (Isere, France) were used in the current experiment, similar to...ID09A high-pressure beamline at ESRF (Grenoble, France). We used the standard beamline setup with a monochromatic...between dolomite and dolomite-II, similar to the calcite–calcite-II transition (Merrill and Bassett 1975). Above |  | Stagno, Vincenzo, Stopponi, Veronica, Kono, Yoshio, Manning, Craig E., Irifune, Tetsuo (2018) Experimental determination of the viscosity of Na2CO3 melt between 1.7 and 4.6 GPa at 1200–1700 °C: Implications for the rheology of carbonatite magmas in the Earth's upper mantle. Chemical Geology, 501. 19-25 doi:10.1016/j.chemgeo.2018.09.036 | Journal (article/letter/editorial) | | consistent with available viscosity data of both molten calcite (determined at high pressure and temperature) and...Earth’s interior to its atmosphere over time (Chantel et al. 2016; Keller et al. 2017; Stagno et al....1996), and 3 ACCEPTED MANUSCRIPT dolomite and calcite (Kono et al. 2014a), as analogue of natural carbonatitic...carbonatitic magmas. Viscosity values for molten calcite and dolomite estimated by Kono et al. (2014a) using...IP 2001) using a small cup filled with CaCO3 (calcite, Puratronic®, purity of 99.999%; Figure 2) powder |  | Pippinger, T., Miletich, R., Merlini, M., Lotti, P., Schouwink, P., Yagi, T., Crichton, W. A., Hanfland, M. (2015) Puzzling calcite-III dimorphism: crystallography, high-pressure behavior, and pathway of single-crystal transitions. Physics and Chemistry of Minerals, 42 (1) 29-43 doi:10.1007/s00269-014-0696-7 | Journal (article/letter/editorial) | | 1007/s00269-014-0696-7 Original Paper Puzzling calcite‑III dimorphism: crystallography, high‑pressure...Synchrotron Radiation Facility, 38043 Grenoble Cedex, France at temperatures up to 550 K. High-pressure Raman...temperatures adjacent to the calcite-II field. Isothermal compression of calcite provides the sequence from...I/II and by 8.2° on II/IIIb). The former triad of calcite-I corresponds to the [20-1] direction in the P21/c...13 Phys Chem Minerals Keywords Calcite · Calcite-III · Calcite-IIIb · Polymorphism · Phase diagram |  | | Journal (article/letter/editorial) | | CaCO3-III and CaCO3-IIIb high-pressure polymorphs of calcite: Authigenically formed in near surface sediments...Telegrafenberg, 14473 Potsdam, Germany 1 Abstract Calcite is one of the most ubiquitous minerals in the Earth’s...Earth’s crust and is mostly present as calcite or the slightly denser polymorph aragonite. In addition...phases of CaCO3 (calcite II–VI), which display similar structural features as calcite, have been observed...pressures between 2.5–15 GPa on natural samples of calcite using single-crystal synchrotron X‑ray diffraction |  | | Journal (article/letter/editorial) | | Martin et al., 2011; Vitale Brovarone et al., 2011; Chantel et al., 2012; Abers et al., 2013; Cao et al., 2013;...crosscut by glaucophane veins and/or late albite ± calcite, and albite + chlorite ± quartz veins. AC 2.1...consist of lawsonite, calcite, glaucophane and minor phengite ± prehnite (Fig. 2g). Calcite often occurs as...fibrous crystals. Late quartz, albite ± quartz and calcite ± albite veins crosscut the main schistosity in...domains, is crosscut by late quartz-bearing and calcite ± albite -bearing veins (Fig. 3, and Fig. SM1) |  | | Journal (article/letter/editorial) | | CaO-depleted, and carbonate (calcium calcite and MgO-rich calcite). In situ analyses of major and trace...Cosmochim. Acta 60, 423–437 (1996). 31. Hammouda, T., Chantel, J. & Devidal, J.-L. Apatite solubility in carbonatitic...Nature 481, 352–356 (2012). 40. Hammouda, T., Chantel, J., Manthilake, G., Guignard, J. & Crichton, W |  | | Journal (article/letter/editorial) | | (Streckeisen, a variety of carbonates (e.g., calcite, dolomite, ankerite, and strontian- 1980). Geographically...McDonough, Rudnick, & Gittins, 1989; Hammouda, Chantel, & Devidal, 2010; Hogarth, 1989; Geological Journal...accepted that the alkaline magmatism at (apatite and calcite) from the Kola Alkaline Province, Russia, while...Vijayan, Sharma, and Cucciniello (2017); and by calcite) but are easily distinguished by their high melanite...in petrographic thin section. (a) Apatite and calcite with contact grain boundaries in sample AC1 (PPL) |  | | Journal (article/letter/editorial) | | Momma] Abstract： The phase transitions involving calcite (CaCO3-I), CaCO3-II, CaCO3-III and CaCO3-IIIb were...measurements made with six natural calcite crystals, the phase transition from calcite to CaCO3-II took place between...been broadly known that with increasing pressure calcite undergoes a series of complexed phase transitions...date, seven high-pressure polymorphs including calcite (commonly referred as CaCO3-I), CaCO3-II, CaCO3-III...influence of calcite sample quality on the CaCO3 phase transition pressures, three natural calcite samples |  | | Journal (article/letter/editorial) | | Published online 9 May 2018 Thermal behaviour of calcite-structure carbonates: a powder X-ray diffraction...Thailand Abstract: The thermal behaviour of five calcite-structure carbonates (space group R-3c), magnesite...(ZnCO3), rhodochrosite (MnCO3), otavite (CdCO3) and calcite (CaCO3), was explored by in situ powder X-ray diffraction...expansion along the a-axis is also observed in calcite. In contrast to those of magnesite and smithsonite...smithsonite, the O1–O2 bond distances of otavite and calcite do not expand with increasing temperature, which |  | Fruhner, Chris-Julian, Bayarjargal, Lkhamsuren, Schrodt, Nadine, Luchitskaia, Rita, Morgenroth, Wolfgang, Winkler, Björn (2018) Pressure-induced phase transition from calcite to aragonite detected by fluorescence spectroscopy. European Journal of Mineralogy, 30 (4) 711-720 doi:10.1127/ejm/2018/0030-2759 | Journal (article/letter/editorial) | | May 2018 Pressure-induced phase transition from calcite to aragonite detected by fluorescence spectroscopy...the Eu-ions. We show that at ambient temperature calcite transforms at ∼10 GPa into an amorphous phase which...are substantially longer than those of calcite. Key-words: calcite; aragonite; fluorescence; phase transition;...exists in three different crystalline polymorphs, calcite, aragonite and vaterite, and as amorphous calcium...(Merrill & Bassett, 1975; Addadi et al., 2003). Calcite is the most abundant crystalline polymorph (Merrill |  | Liang, Wen, Li, Lin, Li, Rui, Yin, Yuan, Li, Zeming, Liu, Xiqiang, Shan, Shuangmin, He, Yu, Meng, Yong, Li, Zengsheng, Li, Heping (2020) Crystal structure of impurity-free rhodochrosite (MnCO3) and thermal expansion properties. Physics and Chemistry of Minerals, 47 (2) doi:10.1007/s00269-019-01078-2 | Journal (article/letter/editorial) | | MnCO3, and C aCO3), the cation substitution in calcite-type structures is proven to agree with the rigid...et al. 2012). Till now, extensive research on calcite–dolomite–magnesite systems ((Ca,Mg)CO3) has been...have attracted much less attention than those of calcite, magnesite, and siderite, because of the relatively...has not been reported yet. In addition, natural calcite-type carbonates are generally identified as complex...between lattice parameters and the composition of calcite-type carbonates, such as binary, ternary, and quaternary |  | Feng, Meng, Xu, Cheng, Kynicky, Jindrich, Zeng, Liang, Song, Wenlei (2016) Rare earth element enrichment in Palaeoproterozoic Fengzhen carbonatite from the North China block. International Geology Review, 58 (15) 1940-1950 doi:10.1080/00206814.2016.1193774 | Journal (article/letter/editorial) | | fluorapatite, and late REE-fluorocarbonate (after calcite) formation in the Miaoya REE deposit. Although...enriched in REEs and crystallized earlier than calcite. Fluorapatite was metasomatized to produce abundant...coarse-grained granular texture consisting of calcite and subordinate amounts of fluorapatite, phlogopite...phlogopite, diopside, and olivine (Figure 2). Calcite is the most abundant mineral (70– 80%) and forms a matrix...outcrop (a) and their mineral phases (b–d). Cc, calcite; Ap, fluorapatite; Ol, olivine; Phl,phlogopite; |  | | Journal (article/letter/editorial) | | carbonatite at high pressure Tahar Hammouda ⇑, Julien Chantel 1, Jean-Luc Devidal Clermont Université, Université...F-63000 Clermont-Ferrand, France CNRS, UMR 6524, LMV, F-63038 Clermont-Ferrand, France IRD, R 163, LMV, F-63038...F-63038 Clermont-Ferrand, France Received 22 February 2010; accepted in revised form 17 September 2010;...5, rue Kessler, 63038 Clermont-Ferrand cedex, France. Tel.: +33 4 73 34 67 75; fax: +33 4 73 34 67 44...consists of mixture of natural calcite and apatite crystals. Calcite (origin unknown) habitus is large |  | Giuliani, Gaston, Groat, Lee, Fallick, Anthony, Pignatelli, Isabella, Pardieu, Vincent (2020) Ruby Deposits: A Review and Geological Classification. Minerals, 10 (7) 597 doi:10.3390/min10070597 | Journal (article/letter/editorial) | | Notre-Dame-des-Pauvres, BP 20, 54501 Vandœuvre, France Earth, Ocean and Atmospheric Sciences, University...Lorraine, UMR 7539 CNRS-UL, BP 70239 Vandœuvre, France; isabella.pignatelli@univ-lorraine.fr Field gemmologist...Campo Lungo. France: (28) Nuuk (Storø; Kangerdluarssuk). (27) Central Campo Lungo. France: (28) Brittany...(Haut-Allier-Chantel; Peygerolles; Lozère(29) French Massif Central (Haut-Allier-Chantel; Peygerolles;...can explain why the core can be the>presence of calcite, corundum,the unidentified silicate inclusions |  | | Journal (article/letter/editorial) | | 2002; Hacker et al., 2003; Fujimoto et al., 2010; Chantel et al., 2012; Mookherjee and Bezacier, 2012; Reynard...Lws—lawsonite, Ep—epidote, Chl—chlorite, Qtz—quartz, Cal—calcite, Rt—rutile, Ttn—titanite, Ap—apatite, Zrn—zircon...minerals (commonly with allanitic cores or rims) and calcite (Figs. 2F–2J). The dominant accessory phases include...abundance) ± garnet ± clinopyroxene ± sodic amphibole ± calcite, with minor amounts of epidote-group minerals,...piemontite, and accessory Fe-Ti oxides (Fig. 2M). In calcite-bearing samples, titanite is also present as an |  | Pristacz, H., Talla, D., Preuschl, F., Giester, G., Wildner, M. (2014) Crystal structures of three CaSeO4 polymorphs and their mineralogical relationships. Neues Jahrbuch für Mineralogie - Abhandlungen: Journal of Mineralogy and Geochemistry, 191 (2) 215-223 doi:10.1127/0077-7757/2014/0257 | Journal (article/letter/editorial) | | within one week in glass vessels by reaction of calcite crystals with a solution of diluted H2SeO4. It...of 70 °C from reactions of diluted H2SeO4 with calcite. PHILIPP & EYSEL (1984) also obtained CaSeO4-t...976. CRICHTON, W. A., MERLINI, M., MÜLLER, H., CHANTEL, J. & HANFLAND, M. (2012): The high-pressure monazite-to |  | Li, Zeyu, Li, Jie, Lange, Rebecca, Liu, Jiachao, Militzer, Burkhard (2017) Determination of calcium carbonate and sodium carbonate melting curves up to Earth's transition zone pressures with implications for the deep carbon cycle. Earth and Planetary Science Letters, 457. 395-402 doi:10.1016/j.epsl.2016.10.027 | Journal (article/letter/editorial) | | Available online xxxx Editor: B. Marty Keywords: calcite V aragonite Clapeyron slope density crossover carbonatite...the transition from aragonite to calcite V. Accordingly the calcite V-aragonite-liquid invariant point...and 1970 ± 40 K, with the Clapeyron slope of the calcite V to aragonite transition constrained at ∼70 K/GPa...may be more compressible and become denser than calcite V at sufficiently high pressure. The positive melting...structural transformations. The boundary between calcite V and aragonite has been investigated between 1 |  | Chebotarev, Dmitry A., Veksler, Ilya V., Wohlgemuth-Ueberwasser, Cora, Doroshkevich, Anna G., Koch-Müller, Monika (2019) Experimental study of trace element distribution between calcite, fluorite and carbonatitic melt in the system CaCO3 + CaF2 + Na2CO3 ± Ca3(PO4)2 at 100 MPa. Contributions to Mineralogy and Petrology, 174 (1) doi:10.1007/s00410-018-1530-x | Journal (article/letter/editorial) | | Experimental study of trace element distribution between calcite, fluorite and carbonatitic melt in the system CaCO3...range of trace elements between carbonatite melt, calcite and fluorite. The experiments were performed in...coefficients of all the analyzed trace elements for calcite and fluorite are below 1, with the highest values...values observed for Sr (0.48–0.8 for calcite and 0.14–0.3 for fluorite) and Y (0.18–0.3). The partition...coefficients · Trace elements · Partitioning · Fluorite · Calcite Introduction Carbonatites are defined as igneous |  | Doucelance, Régis, Bellot, Nina, Boyet, Maud, Hammouda, Tahar, Bosq, Chantal (2014) What coupled cerium and neodymium isotopes tell us about the deep source of oceanic carbonatites. Earth and Planetary Science Letters, 407. 175-186 doi:10.1016/j.epsl.2014.09.042 | Journal (article/letter/editorial) | | F-63000 Clermont-Ferrand, France CNRS, UMR 6524, LMV, F-63038 Clermont-Ferrand, France IRD, R 163, LMV, F-63038...F-63038 Clermont-Ferrand, France a r t i c l e i n f o Article history: Received 26 March 2014 Received...magmatic rocks consisting mainly of calcium- (calcite), calcium and magnesium- (dolomite) or iron- and...et Volcans, BP 10448, F-63000 Clermont-Ferrand, France. E-mail address: R.Doucelance@opgc.univ-bpclermont...Excellence initiative no ANR-10-LABX-0006, the Région Auvergne, the European Regional Development Fund, and INSU |  | | Journal (article/letter/editorial) | | of carbonates, evidenced by singular grains of calcite and magnesite that have been reported from both...(Fig. 1a) are represented by two subgroups: (a) calcite – dolomite – magnesite (including ferromagnesite...paragenetic assemblages between similar cation species: calcite with nyerereite (sample #8/103) and nahcolite (sample...ankerite (based on the observed EDX spectra). Calcite occurs both as single, isolated crystals, 10–30...confirming their primary origin. The structure of calcite in grains associated with CaSi-perovskite was proven |  | | Journal (article/letter/editorial) | | oozes and chalks almost entirely composed of pure calcite (e.g., DSDP site 501 and 504 in the East Pacific...kilometers, triggering the widespread precipitation of calcite and aragonite in vugs and veins (Bonatti et al...al. 1980; Alt and Teagle, 1999). Again, calcite cements serpentinized ultramafics in ophicarbonate breccias...reactivity (Green and Wallace, 1988). Whether calcite or aragonite occur on the liquidus surface it may...preferentially partition Sr AC with respect to calcite (Carlson, 1980), and intermediate REE with respect |  | Liang, Wen, Yin, Yuan, Li, Zeming, Li, Rui, Li, Lin, He, Yu, Dong, Haini, Li, Zengsheng, Yan, Shuai, Zhai, Shuangmeng, Li, Heping (2018) Single crystal growth, crystalline structure investigation and high-pressure behavior of impurity-free siderite (FeCO3) Physics and Chemistry of Minerals, 45 (9) 831-842 doi:10.1007/s00269-018-0965-y | Journal (article/letter/editorial) | | parameters Raman spectra are already well known for calcite-type minerals (Rutt and Nicola 1974; Edwards et...4.784 × 10−4 P), V2 𝜈2,P = − 4.784 × 10−4 . Calcite-type carbonate minerals ACO3 (A = Ca, Mg, Fe,...(2006) Raman and infrared spectra of carbonates of calcite structure. J Raman Spectrosc 37:892–899 Hazen RM...(1985) High-temperature structure refinements of calcite and magnesite. Am Miner 70:590–600 Mattila A, Pylkkänen... Lausi A, Plaisier J, Hanfland M, Crichton W, Chantel J, Guignard J, Meneghini C, Pavese A, Poli P (2016) |  | Kang, Nathan, Schmidt, Max W., Poli, Stefano, Franzolin, Ettore, Connolly, James A.D. (2015) Melting of siderite to 20GPa and thermodynamic properties of FeCO3-melt. Chemical Geology, 400. 34-43 doi:10.1016/j.chemgeo.2015.02.005 | Journal (article/letter/editorial) | | field consisting of coexistent Fe-dolomite, Fe-calcite and Mg3 ACCEPTED MANUSCRIPT siderite. Furthermore...experimentally constrained the melting reaction of pure calcite at 1, 2 and 3 GPa to ~1430, 1550 and 1610 °C. Suito...GPa and proposed a melting curve for disordered calcite. MA Congruent melting of pure magnesite is observed...Ito 1990). Note that these data suggest that the calcite and magnesite melting curves cross at ~5 TE D...GPa by multi-anvil experiments. For comparison, calcite melt becomes stable at pressures greater than a |  | | Journal (article/letter/editorial) | | critical step lengths from pyramid geometries on calcite {1014} surfaces . . . . . . . . . . . . . . ....erosion: A three-year survey of the Rhone River (France) . . . . . . . . . . . . . . . . . . . . . . ....electrolytes on the kinetics and mechanism of calcite dissolution . . . . . . . . . . . . . . . . . ...the Ca to activity ratio on spiral growth at the calcite {1014} surface . . . . . . . . . . . . . . . ...GRANET, F. CHABAUX, P. STILLE, A. DOSSETO , C. FRANCE- LANORD, E. BLAES : U-series disequilibria in suspended |
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