sonic log
XuWhite_1995 New Vel Model Clay Sand
Geophysics, Mineral Physics, and QMC Lars Stixrude [University of Michigan] 2007 Summer School on Computational Materials Science Quantum Monte Carlo:
Fluid, 90% iron solidified iron 20004000 km6000800010,00012,000 Mg(Fe) silicates phase changes basaltic-granitic crust chemical stratification and differentiation.
Structure of Earth as imaged by seismic waves
chemical stratification and differentiation