G. Iezzi

The thermal behavior of richterite (2008)

Iezzi, G.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia

The thermal behavior of synthetic richterite ANaB(NaCa)CMg5TSi8O22(OH)2, crystallized at 800 °C and 0.35 GPa under hydrothermal conditions, was studied by serial powder diffraction experiments using...

Magnesium K-edge EXAFS study of bond-length behaviour in synthetic pyrope-grossular garnet solid solution (2008)

Quartieri, S., Boscherini, F., Dalconi, C., Iezzi, G.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia, Meneghini, C., Oberti, R.

Direct structural characterization of the changes in the local environment of Mg occurring in the garnet structure as a function of the Ca content are determined by Mg K-edge X-ray absorption fine...

Experimental solidification of anhydrous latitic and trachytic melts at different cooling rates: the role of nucleation kinetics (2008)

Iezzi, G.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia, Mollo, S.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia, Ventura, G.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia, Cavallo, A.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia, Romano, C.; Univ. Roma3

Two sets of cooling experiments were run at atmospheric conditions for two anhydrous starting latitic and trachytic melts: 1) five cooling rates (25, 12.5, 3, 0.5, and 0.125 °C/min) between 1300°...

Solidification behaviour of natural silicate melts and volcanological implications (2008)

Iezzi, G.; Universita' Chieti, Mollo, S.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia, Ventura, G.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia

The thermodynamic and physical properties of magmas have been extensively investigated as a function of T, P, fO2 and composition allowing the development of accurate phase stability, viscosity, and...

The P21/m - C2/m phase transition in synthetic amphiboles in the system (2008)

Iezzi, G.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia

The P21/m ↔ C2/m phase-transition has been studied by high-T FTIR analysis on a series of synthetic amphiboles in the Li2O–Na2O–MgO–SiO2–H2O (LNMSH) system. Spectra were collected in the T...

Synthetic ANaB(NaxLi1 ¡ xMg1)CMg5Si8O22(OH)2 (with x = 0.6, 0.2 and 0) P21/m amphiboles at high pressure: a synchrotron infrared study (2008)

Iezzi, G.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia, Liu, Z., Della Ventura, G.

high-pressure behavior of three synthetic amphiboles crystallized with space group P21/m at room conditions in the system Li2O–Na2O–MgO–SiO2–H2O has been studied by in situ synchrotron...

Enclaves provide new insights on the dynamics of magma mingling: a case study from Salina Island (Southern Tyrrhenian Sea, Italy) (2006)

Ventura, G.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia, Del Gaudio, P.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma1, Roma, Italia, Iezzi, G.; Dipartimento Scienze Della Terra, Universitá Di Chieti, Chieti, Italy

Three lava flows (hereafter, flows A, B, and C) from Salina Island (Italy) consist of basaltic andesitic enclaves dispersed in a dacitic matrix. Enclaves represent 8–12 vol.% of the erupted magma....

Low-T neutron powder diffraction and synchrotron-radiation IR study of synthetic amphibole Na(NaMg)Mg5Si8O22(OH)2 (2005)

Iezzi, G, Gatta, G D, Kockelmann, W, Della Ventura, G, Rinaldi, R, Schäfer, W, ...

Low-T neutron powder diffraction and synchrotron-radiation IR study of synthetic amphibole Na(NaMg)Mg5Si8O22(OH)2 (2005)

Iezzi, G, Gatta, G D, Kockelmann, W, Della Ventura, G, Rinaldi, R, Schaefer, W, ...

A P21/m amphibole at very low temperature (4K): neutron powder diffraction study (2004)

Iezzi, G, Gatta, G D, Kockelmann, W, Della Ventura, G, Rinaldi, R, Càmara, F, ...

Abstract Volume, pt.1; abs. 42-19

MIB-1, Bcl-2 and p53 in odontogenic myxomas of the jaws

Iezzi, G, Piattelli, A, Rubini, C, Artese, L, Fioroni, M, Carinci, F

Odontogenic myxoma is a rare benign neoplasm occurring in the jaws. Microscopically, it is composed of spindle or stellate-shaped cells arranged in a mucinous matrix. In some cases (20%), odontogenic...