Their cogenesis is documented by coincidental ages, at 804 ± 9 ka, as well as consistent elemental compositions and isotopic ratios. The Belize impact glass share many characteristics with known tektites but also present several peculiar features. We propose that these glasses represent a ...
The summary of the test models used to examine the FBGU method is presented in the Supplementary Information Section (please see Supplementary Note 3, and Supplementary Figs S3–S5 and Supplementary Table S3) and results are discussed in the next Section. Models considered in this study are ...