Initial Reports, Volume 209 Ms 209IR-105 Chapter 5, Table T5. Thermal conductivity measurements, Holes 1270A, 1270B, 1270C, and 1270D. Notes: * = average of four measurements. 0 = parallel to core axis, 1 = oblique to core axis (~35 degrees), 2 = oblique to core axis (~35 degrees) in opposite direction. Core, section, interval (cm) Depth (mbsf) Piece Thermal conductivity* (W/mK) Std. dev. Std. error Needle orientation Apparent anisotropy (%) Primary lithology 209-1270A- 1R-1, 104-114 1.04 19 3.05 0.020 0.010 0 4.9 Harzburgite 1R-1, 104-114 1.04 19 2.90 0.034 0.017 1 Harzburgite 209-1270B- 1R-1, 120-128 1.20 18 2.27 0.027 0.013 0 8.4 Gabbro 1R-1, 120-128 1.20 18 2.22 0.007 0.004 1 Gabbro 1R-1, 120-128 1.20 18 2.08 0.007 0.003 2 Gabbro 2R-1, 75-86 13.15 14 2.27 0.017 0.008 0 3.6 Gabbro 2R-1, 75-86 13.15 14 2.19 0.025 0.013 1 Gabbro 2R-1, 75-86 13.15 14 2.23 0.024 0.012 2 Gabbro 4M-1, 49-58 17.99 9 2.41 0.206 0.103 0 1.7 Gabbro 4M-1, 49-58 17.99 9 2.37 0.014 0.007 1 Gabbro 4M-1, 49-58 17.99 9 2.38 0.047 0.024 2 Gabbro 7R-1, 98-110 32.48 17 2.01 0.017 0.008 0 0.9 Microgabbro 7R-1, 98-110 32.48 17 2.00 0.011 0.005 1 Microgabbro 7R-1, 98-110 32.48 17 2.02 0.014 0.007 2 Microgabbro 7R-3, 1-12 34.41 1 2.42 0.033 0.017 0 12.6 Gabbro 7R-3, 1-12 34.41 1 2.13 0.055 0.028 1 Gabbro 7R-3, 1-12 34.41 1 2.38 0.017 0.009 2 Gabbro 9R-1, 44-54 41.24 7 2.17 0.004 0.002 0 7.4 Gabbro 9R-1, 44-54 41.24 7 2.34 0.032 0.016 1 Gabbro 9R-1, 44-54 41.24 7 2.24 0.011 0.005 2 Gabbro 10M-1, 19-29 45.99 6 2.32 0.026 0.013 0 1.7 Microgabbro 10M-1, 19-29 45.99 6 2.32 0.039 0.020 1 Microgabbro 10M-1, 19-29 45.99 6 2.28 0.003 0.001 2 Microgabbro 209-1270C- 1R-1, 70-80 0.70 11 2.39 0.025 0.013 0 0.2 Harzburgite 1R-1, 70-80 0.70 11 2.39 0.006 0.003 2 Harzburgite 209-1270D- 4R-1, 39-52 23.79 8 2.52 0.022 0.011 0 7.3 Harzburgite 4R-1, 39-52 23.79 8 2.59 0.010 0.005 1 Harzburgite 4R-1, 39-52 23.79 8 2.41 0.010 0.005 2 Harzburgite 6R-1, 29-41 33.19 4B 2.79 0.014 0.007 0 5.8 Harzburgite 6R-1, 29-41 33.19 4B 2.63 0.018 0.009 1 Harzburgite 6R-1, 29-41 33.19 4B 2.77 0.019 0.010 2 Harzburgite