Elizabeth Cottrell¹, Katherine A Kelley², Jonathan Tucker³, Kei Shimizu⁴, Erik Hauri⁴, Marion Le Voyer¹ and Alberto E Saal⁵, (1)National Museum of Natural History, Smithsonian Institution, Department of Mineral Sciences, Washington, DC, DC, United States, (2)University of Rhode Island, Narragansett, RI, United States, (3)Carnegie Institution for Science, Department of Terrestrial Magnetism, Washington, MA, United States, (4)Carnegie Institution for Science, Washington, DC, United States, (5)Brown University, Department of Earth, Environmental and Planetary Sciences, Providence, RI, United States