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Table T12. Summary of discrete sample physical property measurements, Site U1415.

Measurement All Site U1415 samples Hole U1415I
Gabbro and
gabbronorite
Olivine gabbro Troctolite Gabbro and
gabbronorite
Olivine gabbro
Mean Standard deviation Mean Standard
deviation
Mean Standard
deviation
Mean Standard
deviation
Mean Standard
deviation
Bulk Density (g/cm3): 2.90 0.03 2.83 0.06 2.77 0.06 2.91 0.01 2.81
Grain Density (g/cm3): 2.92 0.04 2.85 0.05 2.79 0.06 2.93 0.00 2.83
Porosity (%): 1.1 0.6 1.3 1.1 1.2 0.8 0.9 0.2 1.4
VP (km/s): 6.31 0.21 6.16 0.29 6.14 0.27 6.28 0.20 6.26
VP apparent anisotropy (%): 2.9 1.2 3.0 1.3 2.6 1.4 3.2 1.6 2.0
Thermal conductivity (W/[m·K]): 2.40 0.21 2.30 0.15 2.91 0.57 2.51 2.33 0.24

Measurement Hole U1415J Hole U1415P
Gabbro and
gabbronorite
Olivine gabbro Troctolite Olivine gabbro Troctolite
Mean Standard
deviation
Mean Standard
deviation
Mean Standard
deviation
Mean Standard
deviation
Mean Standard
deviation
Bulk Density (g/cm3): 2.90 0.03 2.76 0.04 2.79 0.07 2.84 0.05 2.74 0.03
Grain Density (g/cm3): 2.92 0.04 2.82 0.04 2.81 0.06 2.86 0.05 2.76 0.03
Porosity (%): 1.2 0.6 3.4 0.3 1.2 1.0 0.8 0.4 1.3 0.3
VP (km/s): 6.32 0.23 5.66 0.30 6.19 0.34 6.29 0.10 6.07 0.06
VP apparent anisotropy (%): 2.9 1.1 3.1 1.1 2.6 1.7 3.0 1.4 2.6 0.7
Thermal conductivity (W/[m·K]): 2.37 0.23 2.20 0.11 2.97 0.82 2.31 0.15 2.87 0.30

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