Extended Data Figure 3: Bulk mean thermal diffusivity profile for borehole DFDP-2B.
From: Extreme hydrothermal conditions at an active plate-bounding fault
![Extended Data Figure 3](https://cdn.statically.io/img/media.springernature.com/full/springer-static/image/art%3A10.1038%2Fnature22355/MediaObjects/41586_2017_Article_BFnature22355_Fig6_ESM.jpg)
Data inferred from quantitative X-ray diffraction analysis of rock cuttings (geometric mean of mineral-specific diffusivities).