Carbonaceous inclusions from the oldest sediments on Earth Magnus Harding, Austin Jarl Boyd, Sandra Siljeström, Madina Shamsuyeva, Pooyan Aliuos, Minik Rosing and Tue Hassenkam BIO Web Conf., 129 (2024) 27009 Published online: 17 October 2024 DOI: 10.1051/bioconf/202412927009