Supplemental Material: A new geological map of the Lau Basin (southwestern Pacific Ocean) reveals crustal growth processes in arc-backarc systems

Supplemental Material. Item S1: Geological map of the Lau Basin at 1:1,000,000 scale. Item S2: Geological map of the Mangatolu Triple Junction at 1:200,000 scale. Item S3: Cruise listing and data sources. Item S4: Ground-truthing dataset for the geological map of the Lau Basin.