Science Advances

Supplementary Materials

The PDF file includes:

  • Fig. S1. Additional model results with variable widths (10 to 40 km) of the OCT weak zones, in comparison to the reference models with preexisting OCT weak zones of 50 km (i.e., top).
  • Fig. S2. Additional models with a prescribed weak zone only existing in one of the neighboring passive margins.
  • Fig. S3. Additional models with variable lengths of the preexisting subducted oceanic slab.
  • Fig. S4. The tectonic map of the Caribbean region.
  • Table S1. Physical properties of materials used in the numerical experiments.
  • Table S2. Parameters of the numerical models and the results.
  • References (6567)

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Other Supplementary Material for this manuscript includes the following:

  • Movie S1 (.mp4 format). Animation of the STEP formation mode.
  • Movie S2 (.mp4 format). Animation of the SI propagation mode.
  • Movie S3 (.mp4 format). Animation of the aborted SI with slab break-off mode.

Files in this Data Supplement: