Distinguishing volcanic from impact glasses—The case of the Cali glass (Colombia)
Ludovic Ferrière, Alvaro P. Crósta, Wencke Wegner, Eugen Libowitzky, Fabio Iwashita, Christian Koeberl Geology (2021) LINK “Natural glass occurs on Earth in different geological contexts, mainly as volcanic glass, fulgurites, and impact glass. All these…
Evidence from phosphorus X-ray mapping for a multistep process in the formation of olivine phenocrysts in FeO-rich porphyritic chondrules
Alan E. Rubin, Bastian Baecker Meteoritics & Planetary ScienceVersion of Record online: 31 July 2021 LINK “Phosphorus X-ray maps of olivine phenocrysts in many type II (FeO-rich) porphyritic chondrules in LL3.00 Semarkona and CO3.05 Y…
The composition of CI chondrites and their contents of chlorine and bromine: Results from instrumental neutron activation analysisOPEN ACCESS
H. Palme, J. Zipfel Meteoritics & Planetary ScienceVersion of Record online: 30 July 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Between 1973 and 1994, 15 samples of CI chondrites were analyzed by neutron activation analysis at…