cooling rates

Slow cooling during crystallisation of barred olivine chondrules

17/06/2022 06:39 · by karmaka · in barred olivine (BO), chondrule, nonporphyritic, texture

François Faure, Marion Auxerre, Valentin Casola Earth and Planetary Science LettersVolume 593, 1 September 2022 LINK “Highlights • A new definition of the natural BO texture is proposed.• BO texture is experimentally reproduced.• BO texture…

Cooling rates and impact histories of group IAB and other IAB complex iron meteorites inferred from zoned taenite and the cloudy zone

18/10/2021 09:35 · by karmaka · in IAB, iron

Joseph I. Goldstein, Edward R. D. Scott, Timothy B. Winfield, Jijin Yang Meteoritics & Planetary ScienceVersion of Record online: 18 October 2021 LINK “Metallographic cooling rates of 10–20 K Myr−1 were obtained for four IAB…

Meteoritic Fe-Ni alloys: A review of 57 Fe Mössbauer spectroscopy studies

31/10/2019 19:56 · by karmaka · in analysis techniques

Rosa B. Scorzelli, Edivaldo dos Santos Geochemistry In Press, Journal Pre-proof, Available online 31 October 2019 LINK “Discovered by Rudolph L. Mössbauer in 1957, the Mössbauer effect (i.e. gamma-resonance spectroscopy) is the phenomenon of the…

Hf-W chronology of ordinary chondrites

05/06/2019 20:02 · by karmaka · in asteroid, chondrule, chondrule formation, differentiation, early chronology, H, L, LL, ordinary chondrite, parent body, thermal metamorphism

Jan L. Hellmann, Thomas S. Kruijer, James A. Van Orman, Knut Metzler, Thorsten Kleine Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 5 June 2019 LINK “Fifteen H, L, and LL ordinary chondrites…