LABORATORIO DI CRISTALLOGRAFIA E CRISTALLOCHIMICA

Pubblicazioni

CÁMARA F., OBERTI R., CHOPIN C., MEDENBACH O. (2006) The arrojadite enigma: I. A new formula and a new model for the arrojadite structure. Am. Mineral. 91, 1249-1259.
McCallum I.S., Domeneghetti M.C., Schwartz J.M., Mullen E.K., Zema M., CÁMARA F., McCammon C., Ganguly J. (2006) Cooling history of lunar Mg-suite gabbronorite 76255, troctolite 76535 and Stillwater pyroxenite SC-936: The record in exsolution and ordering in pyroxenes. Geochimica Cosmochimica Acta 70, 6068-6078.
OBERTI R., .QUARTIERI S., DALCONI M.C., BOSCHERINI F., IEZZI G., BOIOCCHI M. (2006) Distinct local environments for Ca along the non-ideal pyrope-grossular solid-solution: a new model based on crystallographic and EXAFS analysis. Chem. Geol. 335, 347-359.
Domeneghetti M.C., Fioretti A.M., CÁMARA F., Molin G., Tazzoli V. (2007) Thermal history of ALH 84001 meteorite by Fe2+-Mg ordering in orthopyroxene. Meteor. Planet. Sciences 42, 1703-1710.
HAWTHORNE F.C., OBERTI R. (2007) Amphiboles: Crystal-chemistry. In: Amphiboles: Crystal Chemistry, Occurrence and Health Issues edito da F.C. Hawthorne, R. Oberti, G. Della Ventura e A. Mottana. RIM&G 67, 1-54.
HAWTHORNE F.C., OBERTI R. (2007) Classification of the amphiboles. In: Amphiboles: Crystal Chemistry, Occurrence and Health Issues edito da F.C. Hawthorne, R. Oberti, G. Della Ventura e A. Mottana. RIM&G 67, 55-88.
OBERTI R., DELLA VENTURA G., CÁMARA F. (2007) New amphibole compositions: natural and synthetic. In: Amphiboles: Crystal Chemistry, Occurrence and Health Issues edito da F.C. Hawthorne, R. Oberti, G. Della Ventura e A. Mottana. RIM&G 67, 89-124.
OBERTI R., HAWTHORNE F.C., CANNILLO E., CÁMARA F. (2007) Long-range order in amphiboles. In: Amphiboles: Crystal Chemistry, Occurrence and Health Issues edito da F.C. Hawthorne, R. Oberti, G. Della Ventura e A. Mottana. RIM&G 67, 125-172.
TIEPOLO M., OBERTI R., ZANETTI A., VANNUCCI R., FOLEY S. (2007) Trace-Element Partitioning Between Amphiboles and Silicate Melts. In: Amphiboles: Crystal Chemistry, Occurrence and Human Health edito da F.C. Hawthorne, R. Oberti, G. Della Ventura e A. Mottana. RIM&G 67, 417-452.
WELCH M.D., CAMARA F., DELLA VENTURA G., IEZZI G. (2007) Non-ambient in situ studies of amphiboles. In: Amphiboles: Crystal Chemistry, Occurrence and Health Issues, edito da F.C. Hawthorne, R. Oberti, G. Della Ventura e A. Mottana. RIM&G, 67, pp. 223–260.
CÁMARA F., OBERTI R., OTTOLINI L., DELLA VENTURA G., BELLATRECCIA F. (2008) The crystal-chemistry of Li in gadolinite: a multi-analytical approach. Am. Mineral. 93, 996-1004.
CÁMARA F., NESTOLA F., ANGEL, R.J., OHASHI H. (2009): Spontaneous strain variations through the low temperature displacive phase transition of LiGaSi2O6 clinopyroxene. Eur. J. Mineral. 21, 599-614.
Redhammer G.J., Cámara F., Alvaro M., Nestola F., Tippelt G., Prinz S., Simons J., Roth G., Amthauer G. (2010) Thermal expansion and high temperature P21/c-C2/c phase transition in clinopyroxene-type LiFeGe2O6 and comparison to NaFe(Si,Ge)2O6. Phys. Chem. Minerals, 37, 685-704.
HAWTHORNE F.C., OBERTI R. (co-chairs), HARLOW G.E., MARESCH W.V., MARTIN R.F., SCHUMACHER J.C., WELCH M.D. (2012) Nomenclature of the amphibole supergroup. Am. Mineral. 97, 2031-2048.
Nestola F., Pasqual D., Welch M.D., Oberti R. (2012) The effects of composition upon the high-pressure behaviour of amphiboles: compression of gedrite to 7 GPa and a comparison with anthophyllite and proto-amphibole. Min. Mag. 76, 987-995.
PERINELLI C., ANDREOZZI G.B. CONTE A.M., OBERTI R., ARMIENTI P. (2012) Redox state of subcontinental lithospheric mantle and metasomatism relationships: insights from spinel-peridotites from northern Victoria Land (Antarctica). Contrib. Mineral. Petrol.164, 1053-1067.
JENKINS D.M., DELLA VENTURA G., OBERTI R, BOZHILOV K. (2013) Synthesis and characterization of amphiboles along the tremolite-glaucophane join. Am. Mineral. 98, 588-600.
OBERTI R., BOIOCCHI M., HAWTHORNE F.C., BALL, N.A., HARLOW, G.E. (2015) Eckermannite revised. The new holotype from the Jade Mine Tract, Myanmar: crystal structure, mineral data and hints on the reasons for the rarity of eckermannite. Am. Mineral. 100, 909-914.
Dyar M.D., Breves E.A., Gunter M.E., Lanzirotti A., Tucker J.M., Carey C.J., Peel S., Brown E.B., OBERTI R., Lerotic M., Delaney J.S.(2016) Use of multivariate analysis for synchrotron micro-XANES analysis of iron valence state in amphiboles. Am. Mineral. 101, 1171-1189.
OBERTI R., DELLA VENTURA G., BOIOCCHI M., ZANETTI A., HAWTHORNE F.C. (2016) New data on the crystal-chemistry of oxo-mangani-leakeite and mangano-mangani-ungarettiite from the Hoskins mine and their impossible solid-solution - An XRD and FTIR study. Min. Mag., in press.