Towards an Estimate of Pre-Industrial Stratospheric Ozone Concentrations by Measuring O Isotopes in Iron Meteorite Fusion Crusts

Ryan Ogliore1, Ludovic Ferrière2, Kazuhide Nagashima3, Pedro N DiNezio4, Daniel Feldman5 and Gary R Huss3, (1)Washington University in St Louis, Physics, St. Louis, MO, United States, (2)Natural History Museum Vienna, Vienna, Austria, (3)University of Hawaii NASA Astrobiology Institute, Hawai’i Institute of Geophysics and Planetology, Honolulu, HI, United States, (4)University of Hawaii at Manoa, Honolulu, HI, United States, (5)Lawrence Berkeley National Laboratory, Berkeley, CA, United States