One-third of the ocean island basalt Sr-Nd isotopic “mantle array” preserved in magmatic clinopyroxenes within a single Samoan hotspot lava.

Jenna Adams, University of California Santa Barbara, Santa Barbara, CA, United States, Matthew G Jackson, University of California Santa Barbara, Earth Science, Santa Barbara, CA, United States and Frank J Spera, University of California, Earth Science, Santa Barbara, CA, United States