Sebastian Naeher¹, Christopher John Hollis¹, Enock Rotich², Christopher Clowes¹, Bernhard David Naafs³, Richard Pancost³, Kyle W Taylor³, Monica Raema Handler⁴, David S Selby^5,6, G. Todd Ventura⁷, Jenny Dahl¹, Xun Li¹ and Richard Sykes¹, (1)GNS Science, Lower Hutt, New Zealand, (2)Victoria University of Wellington, School of Geography, Environment and Earth Sciences, Wellington, New Zealand, (3)University of Bristol, Organic Geochemistry Unit, School of Chemistry, Bristol, United Kingdom, (4)Victoria University Wellington, School of Geography, Environment and Earth Sciences, Wellington, New Zealand, (5)University of Durham, Department of Earth Sciences, Durham, United Kingdom, (6)China University of Geosciences Wuhan, State Key Laboratory of Geological Processes and Mineral Resources, School of Earth Resources, Wuhan, China, (7)St. Mary's University, Department of Geology, Halifax, NS, Canada