Matera: A not so ordinary H5 chondrite breccia with very low density and high porosityOPEN ACCESS 

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Giovanni Pratesi, Tiberio Cuppone, Addi Bischoff, Markus Patzek, Philippe Schmitt-Kopplin, Matthias Laubenstein, Henner Busemann, Daniela Krietsch, Colin Maden, Richard Greenwood, Robert J. Macke, Xhonatan Shehaj, Dario Barghini, Albino Carbognani, Daniele Gardiol, PRISMA-Team MAPS, Version of…

Metamorphism and aqueous alteration of the unusual carbonaceous chondrite Northwest Africa 4757

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Marina A. Ivanova, Maria G. Krzhizhanovskaya, Sergey N. Britvin Geochemistry, available online 31 July 2025, 126319 LINK “The first CY chondrite from the Northwest Africa region was studied (NWA 4757). It is a small (5 g)…

Identification of hydroandradite in CM carbonaceous chondrites: A product of calc-silicate alteration on C-complex asteroids

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Laura E. Jenkins, Martin R. Lee, Luke Daly, Ashley J. King, Peter Chung, Sammy Griffin, Shijie Li American Mineralogist (2025) 110 (8): 1238–1248 LINK “A hydrous Ca-Fe-rich silicate identified as hydroandradite was observed in the…

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