H-N budgets and isotopic signatures of Oued Chebeika 002 and CI reservoir heterogeneity
Marrocchi Y., Füri E., Zimmermann L. & Piani L. Geochemical Perspective Letters, 39, 7-11, 10.7185/geochemlet.2605 Voir en ligne : https://doi.org/10.7185/geochemlet.2605 We report the hydrogen (H) and nitrogen (N) elemental and isotopic…
Oxygen isotope compositions of chondrules in enstatite chondrites: insights from relict olivine, chondrule size and redox state
Marrocchi Y., Piani L., Thomassin D. & Jacquet E. (2026) Geochimica et Cosmochimica Acta 414, 62-74, 10.1016/j.gca.2025.12.036 Voir en ligne : https://doi.org/10.1016/j.gca.2025.12.036 The recent discovery in ordinary chondrites of a population…
Demantoid garnet deposits: review and geological classification
Gaston Giuliani, Isabella Pignatelli, Julien Feneyrol, Anthony E. Fallick, Alfred Andriamamonjy The Canadian Journal of Mineralogy and Petrology (2025) 63 (5): 421–465. Voir en ligne : https://doi.org/10.3749/2500010 The aim of this…
Origin of the mass-dependent germanium isotopic continuum in the early Solar System
Béatrice Luais, Guillaume Florin Earth and Planetary Science Letters, 672, 119663 Voir en ligne : https://doi.org/10.1016/j.epsl.2025.119663 The warm, reduced, volatile-poor inner Solar System and cold, oxidized, volatile-rich outer Solar System are…
Formation conditions and chemical composition of early-condensed olivine in the solar protoplanetary disk
Elian Ochem , Yves Marrocchi Icarus 445, 116859, 10.1016/j.icarus.2025.116859 Voir en ligne : https://doi.org/10.1016/j.icarus.2025.116859 The dynamic evolution of the solar protoplanetary disk led to the formation of the first solar system…
The magmatic–hydrothermal transition record in zircon: implications for zircon texture, composition and rare-metal granite dating (Beauvoir granite, French Massif Central)
Nicolas Esteves, Pierre Bouilhol, Urs Schaltegger, Maria Ovtcharova, André Navin Paul, and Lydéric France European Journal of Mineralogy, Volume 37, issue 5, 37, 667–693, 2025 See online : https://doi.org/10.5194/ejm-37-667-2025 Zircon…
Clues for Solar System Formation from Meteorites and Their Parent Bodies
Bernard Marty, Katherine R. Bermingham, Larry R. Nittler, Sean N. Raymond Comets III (K. J. Meech, M. R. Combi, D. Bockelée-Morvan, S. N. Raymond, and M. E. Zolensky, eds.), pp….
Characterization of the HIMU Mantle Source from Noble Gas Isotopes in Volcanic Gas Emissions in São Tomé (Cameroon Volcanic Line)
Arno Lastes, David V. Bekaert, Bouchaib Tibari, Alan M. Seltzer, Michael W. Broadley, Peter H. Barry, and Bernard Marty CS Earth and Space Chemistry special issue “Reika Yokochi Memorial” Voir…
Performance of the 3F4M Noblesse–HR Noble Gas Mass Spectrometer for Multicollection Ne‐Ar‐N2 Analyses
L. Zimmermann , E. Füri , J. Boulliung, and J. M. Saxton Geochemistry, Geophysics, Geosystems – METHOD 10.1029/2025GC012247 Voir en ligne : https://doi.org/10.1029/2025GC012247 The Noblesse–HR noble gas mass spectrometer was designed…
A Rare Yellow Diamond: Reconstruction of the Possible Geological History
Isabella Pignatelli and Cristiano Ferraris Crystals 2025, 15(5), 461 Voir en ligne : https://doi.org/10.3390/cryst15050461 Abstract: In this study, a rare 3.49-carat yellow diamond was analyzed to reconstruct the geological processes that…