 | | Journal (article/letter/editorial) | | MARIA FRANCA BRIGAITI, CRISTINA LUGLI, STEFANO MONTORSI, AND LUCIANO POPPI Department of Earth Sciences...Reggio Emilia, via S. Eufemia 19, 41100 Modena, Italy Abstract-This study investigates the complexes formed...SAz-l) and a beidellite (Rasta, Recoaro Terme, Italy) were chosen as adsorbents for their soft and hard...from Rasta, Recoaro Terme, Vicenza, Italy. The sample (Brigatti et aI., 1996) has a structural formula of...prepared using 99% pure reagent from Carlo Erba, Como, Italy. All reagents were added to deionized water and |  | Iannuccelli, Valentina, Maretti, Eleonora, Sacchetti, Francesca, Romagnoli, Marcello, Bellini, Alessia, Truzzi, Eleonora, Miselli, Paola, Leo, Eliana (2016) Characterization of natural clays from Italian deposits with focus on elemental composition and exchange estimated by EDX analysis: potential pharmaceutical and cosmetic uses. Clays and Clay Minerals, 64 (6) 719-731 doi:10.1346/ccmn.2016.064038 | Journal (article/letter/editorial) | | Reggio Emilia, via G. Campi 103, 41125 Modena, Italy Department of Engineering Enzo Ferrari, University...Reggio Emilia, via P. Vivarelli 10, 41125 Modena, Italy Abstract—Purification processes performed on natural...of volcanic origin from the Iglesias (Sardinia, Italy) deposit (average mineralogical composition from...the producer’s datasheet: montmorillonite 80%, quartz 13%, illite-kaolinite 5%, plagioclase 2%), kaolin...producer’s datasheet: kaolinite 56%, K-feldspar 18%, quartz 16%, illite 8%, plagioclase 2%), and kaolin of |  | | Book | | Litchfield County, where good crystals were taken from quartz veins in a variety of metamorphic, plutonic and...Litchfield, where a mass of white quartz on a ridge had once been mined for quartz, and large ilmenite masses...ilmenite crystals to 7 .5 cm in matrix of massive quartz from these dumps-adding that, in his judgment,...2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's |  | Simakin, Alexander G., Zavelsky, Vladimir O., Behrens, Harald, Kucherinenko, Jaroslav, Salova, Tamara (2005) A thermodynamic model for polymerized sodium aluminosilicate melts. European Journal of Mineralogy, 17 (2) 243-250 doi:10.1127/0935-1221/2005/0017-0243 | Journal (article/letter/editorial) | | associated with it as a chargebalancing cation (Montorsi et al., 1999 and references herein). In the present...model reproduces liquidus curves for albite and quartz in the system Ab-Qz very well and predicts distribution...Subscripts ab, ne and q refer to albite-, nepheline- and quartz-like melt species, respectively. The initial concentration...more generalized thermodynamic model. Whereas the quartz liquidus is excellently reproduced, the calculations...silicate liquids. Rev. Mineral., 32, 247-316. Montorsi, M., Menziani, M.C., Leonelli, C., Cormack, A |  | | Journal (article/letter/editorial) | | 19, 41100 Modena, Italy 2 ISM-CNR, via del Fosso del Cavaliere 100, 00133 Roma, Italy 3 IMAA-CNR, Area...Potenza, via S. Loja, 85050 Tito Scalo, Potenza, Italy (Received August 30, 2002; accepted in revised form...meq/100 g) and beidellite from Rasta, Vicenza, Italy (CEC ⫽ 78 meq/100 g) were used. Montmorillonite...Philips PW 900 diffractometer (CuK␣ radiation; quartz as standard) equipped with a monochromator and...Scientifica and by Consiglio Nazionale delle Ricerche of Italy and by the availability of beam time at European |  | | Journal (article/letter/editorial) | | Scienze della Terra, Via Botticelli 23, Milano, Italy, and bUniversità di Modena e Reggio Emilia, Dipartimento...Geologiche, Via Sant’Eufemia 19, I-41121 Modena, Italy. Correspondence e-mail: monica.dapiaggi@unimi.it...obtained after firing of various raw materials (e.g. quartz, feldspar, clays, calcite) together with an opacifier...not entirely amorphous as it contains 3 wt% of quartz (ICSD 67117; Dubrovinskii & Nuzik, 1989), previously...does not significantly reduce the intensity of quartz. Two batches of each mixture, with the relevant |  | | Journal (article/letter/editorial) | | based on experimental brackets at 1,000C of the quartz–coesite transition in SiO2 at 2.95 GPa (Bohlen...Bonamartini Corradi A, Lancellotti I, Leonelli C, Montorsi M (2004) Experimental and computer simulation...Bondioli F, Cannillo V, Ferrari AM, Lancellotti I, Montorsi M (2005) The anorthite-diopside system: structural |  | | Journal (article/letter/editorial) | | an Fe-rich variety of smectite from Uley graphite mine, South Australia (the Clay Minerals Society Reference...by centrifugation at 500 g for 12 min to remove quartz, plagioclase, and talc followed by 10 min at 10...slit and a solid-state detector. Low-background quartz XRD slides (Gem Dugout, Inc., Pittsburgh, Pennsylvania)...Bacteriology, 45(3), 441–448. Brigatti, M.F., Lugli, C., Montorsi, S., and Poppi, L. (1999) Effects of exchange...weathered metamorphic rocks at the Uley Graphite Mine, South Australia. Clays and Clay Minerals, 48(5) |  | Louvel, Marion, Sanchez-Valle, Carmen, Malfait, Wim J., Testemale, Denis, Hazemann, Jean-Louis (2013) Zr complexation in high pressure fluids and silicate melts and implications for the mobilization of HFSE in subduction zones. Geochimica et Cosmochimica Acta, 104. 281-299 doi:10.1016/j.gca.2012.11.001 | Journal (article/letter/editorial) | | al., 1991; Farges, 1996; Galoisy et al., 1999; Montorsi et al., 2002; Dargaud et al., 2010); Ti (Hanada...analysis. The probe was calibrated using wollastonite/quartz (Si), corundum (Al), aegirine (Na), K-feldspar...siliceous melts and its bearing on Ti-thermometry of quartz and zircon. Earth Planet. Sci. Lett. 258, 561–568...by the solubility of albite plus paragonite plus quartz in H2O at 1 GPa and 350–620 °C. Earth Planet. Sci...temperature. Geochim. Cosmochim. Acta. 75, 7426–7434. Montorsi M., Leonelli C., Menziani M. C., Du J. and Cormack |  | | Journal (article/letter/editorial) | | The slightly lower values are likely due to small quartz impurities present in the <2μm fraction (Chipera...Biology 74, 141-173. Brigatti M.F., Lugli C., Montorsi S. and Poppi L. (1999) Effects of exchange cations |  | | Journal (article/letter/editorial) | | 1989; Schilling et al., 2001; Barbieri et al., 2004; Ai and Lange, 2008; Asimow and Ahrens, 2010). The viscosities...those of diopside and anorthite (Taniguchi, 1989; Ai and Lange, 2008). The changes in the aforementioned...the total error bar ±0.5% is estimated. REFERENCES Ai Y. H. and Lange R. A. (2008) New acoustic velocity...Corradi A. B., Lancellotti I., Leonelli C. and Montorsi M. (2004) Experimental and computer simulation...viscosity in the anorthite–forsterite–diopside–quartz system and implications for the viscosity–temperature |  | | Journal (volume) | | (Romania) (Slovakia) (China) (Germany) (Poland) (Italy) (Czech Republic) (Romania/USA) (Germany) (Hungary)............................319 EM61 Mineralogy of mine wastes and contaminated soil......................characterization of different polycrystalline materials (i.e., quartz, SiC and α-Al2O3). The crystal sizes determined...Terra, Università di Pavia, Italy (*michele.zema@unipv.it) 2 CNR-IGG, Pavia, Italy 3 Bayerisches Geoinstitut...and phases composition of flotation waste of Bor mine (Serbia) Cocić, M.1, Matović, B.2 & Logar, M.3* |  | | Book | | rutile, titanate, or rutilized quartz), calcareous-spar, hornblende, quartz and augite, at Arendal in Norway...Ba□Na3Ti2Nb(Si2O7)2O2(OH)2·2H2O from the Kirovskii mine, Mount Kukisvumchorr, Khibiny alkaline massif, Kola...formula SiO44− O 5– O O Si O O AI O O Valence bonds O– O– AI Electrostatic formula PO43− 4– ...Fig. 13. Fluorapatite from (a) Cerro de Mercado Mine, Victoria de Durango, Mexico and (b) Sljudjanka...[166]) is a hexagonal mineral from the Franklin mine from Franklin, Sussex County, New Jersey, in 1944 |  | | Book | | Chang et al., 1974; Chang and Ting, 1975b), on quartz sand (Sakanoue and Abe, 1967), and on activated...of KCNS or KCNSe in anhydrous CH3CN (Table 4.12) (AI‐Kazzaz et al., 1972). The bis(phthalocyaninato)complexes...groups. These are: unconformity related, sandstone, quartz–pebble conglomerate, veins, breccia complex, intrusive...long dry seasons (Edghill, 1991). The host rock is quartz‐rich schist9 and the primary uranium mineral, uraninite...pitchblende, similar to the term used for fine‐grained quartz (chalcedony); pitchblende is not a mineral name |
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