Timing and compositional evolution of Late Pleistocene to Holocene volcanism within the Harrat Rahat volcanic field, Kingdom of Saudi Arabia

Mark E Stelten1, Drew Tyler Downs2 and Hannah R Dietterich2, (1)USGS Volcano Science Center, Menlo Park, CA, United States, (2)U.S. Geological Survey, Volcano Science Center, Menlo Park, CA, United States