Search Results - "TIEPOLO, M."

Zircon U‐Pb Dating of a Lower Crustal Shear Zone: A Case Study From the Northern Sector of the Ivrea‐Verbano Zone (Val Cannobina, Italy) by Langone, A., Zanetti, A., Daczko, N. R., Piazolo, S., Tiepolo, M., Mazzucchelli, M.

“…A geochronological study was performed on zircon grains from a middle‐lower crustal shear zone exposed in the northern sector of the Ivrea‐Verbano Zone…”
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High-Mg Andesite Petrogenesis by Amphibole Crystallization and Ultramafic Crust Assimilation: Evidence from Adamello Hornblendites (Central Alps, Italy) by Tiepolo, M, Tribuzio, R, Langone, A

“…New insights into the origin of high-Mg andesites are inferred from the mineral chemistry and U-Pb geochronology of Tertiary amphibole-rich ultramafic…”
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Trace-element incorporation in titanite: constraints from experimentally determined solid/liquid partition coefficients by Tiepolo, M., Oberti, R., Vannucci, R.

“…Titanite/liquid partition coefficients for most of the trace elements relevant in petrogenetic studies are provided for titanite-saturated liquids equilibrated…”
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On the Recycling of Amphibole-rich Ultramafic Intrusive Rocks in the Arc Crust: Evidence from Shikanoshima Island (Kyushu, Japan) by Tiepolo, M., Langone, A., Morishita, T., Yuhara, M.

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Tephrochronology of the astronomically-tuned KC01B deep-sea core, Ionian Sea: insights into the explosive activity of the Central Mediterranean area during the last 200 ka by Insinga, D.D., Tamburrino, S., Lirer, F., Vezzoli, L., Barra, M., De Lange, G.J., Tiepolo, M., Vallefuoco, M., Mazzola, S., Sprovieri, M.

“…We present a major, trace and rare earth element characterization of single glass shards from fifteen tephra layers found in the astronomically-tuned KC01B…”
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Fast REE re-distribution in mantle clinopyroxene via reactive melt infiltration by Borghini, G, Fumagalli, P, Arrigoni, F, Rampone, E, Berndt, J, Klemme, S, Tiepolo, M

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Small mammals (Rodentia) present in Tyto furcata (Temminck, 1827) (Strigiformes, Tytonidae) pellets from the Reserva Natural da Guaricica, Antonina, coastal Paraná, Brazil by Pontes, J. S., Mattos, L. X. S., Oliveira Neto, J. F., Tiepolo, L. M.

“…One method to determine the presence of non-flying small mammals is the use of owl pellets or regurgitates. Tyto furcata is an owl species found in many types…”
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Rediscovery of Histiotus alienus Thomas, 1916 a century after its description (Chiroptera, Vespertilionidae): distribution extension and redescription by Cláudio, Vinícius C, Almeida, Brunna, Novaes, Roberto L. M, Navarro, Marcos A, Tiepolo, Liliani M, Moratelli, Ricardo

“…Histiotus is a Neotropical genus of bat that currently includes 11 species. The systematics of Histiotus has been the focus of several studies over the last…”
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The role of natural solidification paths on REE partitioning between clinopyroxene and melt by Scarlato, P., Mollo, S., Blundy, J. D., Iezzi, G., Tiepolo, M.

“…We document for the first time the role played by natural solidification paths on the partitioning of rare earth elements (REE) between clinopyroxene and melt…”
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Geodynamics of rift–plume interaction in Iceland as constrained by new 40Ar/ 39Ar and in situ U–Pb zircon ages by Martin, E., Paquette, J.L., Bosse, V., Ruffet, G., Tiepolo, M., Sigmarsson, O.

“…The interaction between a rift zone and a mantle plume leads to exceptional situations in Iceland where the island is 1.5 wider than expected, given the…”
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Fluid-induced disturbance of the monazite Th–Pb chronometer: In situ dating and element mapping in pegmatites from the Rhodope (Greece, Bulgaria) by Bosse, V., Boulvais, P., Gautier, P., Tiepolo, M., Ruffet, G., Devidal, J.L., Cherneva, Z., Gerdjikov, I., Paquette, J.L.

“…The monazite Th–Pb chronometer is widely used in a variety of geological contexts but may be affected by interaction with fluids. In the central part of the…”
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Transantarctic Mountain microtektites: Geochemical affinity with Australasian microtektites by Folco, L., D’Orazio, M., Tiepolo, M., Tonarini, S., Ottolini, L., Perchiazzi, N., Rochette, P., Glass, B.P.

“…We extended the petrographic and geochemical dataset for the recently discovered Transantarctic Mountain microtektites in order to check our previous claim…”
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Nb and Ta incorporation and fractionation in titanian pargasite and kaersutite: crystal–chemical constraints and implications for natural systems by Tiepolo, M., Vannucci, R., Oberti, R., Foley, S., Bottazzi, P., Zanetti, A.

“…New partition coefficients between liquid and pargasitic/kaersutitic amphiboles ( Amph/L D Nb, Ta) experimentally determined for Nb and Ta at upper-mantle…”
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P-T-t path of the Hercynian low-pressure rocks from the Mandatoriccio complex (Sila Massif, Calabria, Italy): new insights for crustal evolution by LANGONE, A., GODARD, G., PROSSER, G., CAGGIANELLI, A., ROTTURA, A., TIEPOLO, M.

“…The tectono‐metamorphic evolution of the Hercynian intermediate–upper crust outcropping in eastern Sila (Calabria, Italy) has been reconstructed, integrating…”
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Exhumation of a Variscan orogenic complex: insights into the composite granulitic-amphibolitic metamorphic basement of south-east Corsica (France) by GIACOMINI, F., DALLAI, L., CARMINATI, E., TIEPOLO, M., GHEZZO, C.

“…A structural, petrological and geochronological (U‐Th‐Pb of zircon and monazite) study reveals that the lower crust sequences of the Variscan high‐grade…”
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On the onset and evolution of the Ross-orogeny magmatism in North Victoria Land — Antarctica by Giacomini, F., Tiepolo, M., Dallai, L., Ghezzo, C.

“…An extensive geochemical (major-, trace-element and oxygen isotope) and geochronological (U/Pb geochronology on zircon) characterisation of Ol-bearing…”
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New U–Pb (ID-TIMS and LA-ICPMS) and 40Ar/ 39Ar geochronological constraints of the Cretaceous geologic time scale calibration from Hokkaido (Japan) by Quidelleur, X., Paquette, J.L., Fiet, N., Takashima, R., Tiepolo, M., Desmares, D., Nishi, H., Grosheny, D.

“…We present new radiometric ages in order to constrain the calibration of the Cretaceous time scale. They have been obtained from volcanic tuffs sampled at…”
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Serpentinization and Deserpentinization Reactions in the Upper Mantle beneath Fuerteventura Revealed by Peridotite Xenoliths with Fibrous Orthopyroxene and Mottled Olivine by Neumann, E-R, Abu El-Rus, M A, Tiepolo, M, Ottolini, L, Vannucci, R, Whitehouse, M

“…Mantle xenoliths collected from Fuerteventura, one of the easternmost Canary Islands, exhibit a complex evolutionary history comprising events of depletion,…”
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Petrology and U–Th–Pb geochronology of the sapphirine–quartz-bearing metapelites from Rajapalayam, Madurai Block, Southern India: Evidence for polyphase Neoproterozoic high-grade metamorphism by Braun, I., Cenki-Tok, B., Paquette, J.-L., Tiepolo, M.

“…Strongly migmatitic sapphirine-bearing granulites occur as dm- to m-sized enclaves in garnetiferous leucogranites in the southeastern part of the Madurai Block…”
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Fractionation of Nb and Ta from Zr and Hf at Mantle Depths: the Role of Titanian Pargasite and Kaersutite by TIEPOLO, M., BOTTAZZI, P., FOLEY, S. F., OBERTI, R., VANNUCCI, R., ZANETTI, A.

“…Selective enrichment or depletion in either Zr and Hf (HFSE4+) or Nb and Ta (HFSE5+) is a feature commonly observed in many mantle-derived melts and amphiboles…”
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