Extended Data Table 1 Comparison of VBB, PP5-6, Lake Malawi, Bukit Sapi and Toba caldera shard analyses

From: Humans thrived in South Africa through the Toba eruption about 74,000 years ago

  1. Numbers in parentheses are sample sizes. N.A., not applicable.
  2. *UNLV EPMA, analysis by electron probe microanalysis at the University of Nevada Las Vegas.
  3. **STDEV, two standard deviations.
  4. ***MSU, analysis by LA-ICP-MS at Michigan State University.
  5. #ASU, analysis by SIMS at Arizona State University.
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