This file contains the measured thermal properties for methane hydrate + quartz sand + methane pore gas. These data are published in: "Waite, W.F., deMartin, B.J., Kirby, S.H., Pinkston, J., and Ruppel, C.D., 2002, Thermal conductivity measurements in porous mixtures of methane hydrate and quartz sand: Geophysical Research Letters, v. 29, p. 2229, doi:10.1029/2002GL015988." Quartz sand + methane pore gas Porosity: 43% Methane hydrate fraction of solid volume: 0% Methane Pore Pressure (psi) Sample Temperature (ˇC) Thermal Conductivity (W/máK) Thermal Conductivity Uncertainty (%) 508.77 -9.9349 0.29751 10 515.67 -9.9371 0.30815 10 516.23 -9.9374 0.2958 10 999.5 -9.8932 0.34906 10 1000.7 -9.9516 0.34439 10 1337.7 -9.9212 0.38808 10 1339.5 -10.024 0.40297 10 1519.3 -9.931 0.43728 10 1521.6 -9.9638 0.40259 10 2001.8 -9.9755 0.49627 10 2010.5 -9.985 0.50849 10 2014 -10.007 0.51156 10 2459.9 -9.9207 0.56556 10 2467.1 -9.8852 0.55352 10 2495.3 -9.9159 0.56974 10 2504.1 -9.9604 0.54912 10 2729 -10.048 0.57156 10 2745.8 -9.9724 0.61497 10 2855 -9.9405 0.6119 10 3001.5 -9.9137 0.62845 10 3296.7 -9.9726 0.64669 10 3371.5 -9.9905 0.63751 10 3779.3 -9.8652 0.70442 10 3927.1 -9.9128 0.68493 10 Quartz sand + methane hydrate + methane pore gas Porosity: 40.30% Methane hydrate fraction of solid volume: 33% Methane Pore Pressure (psi) Sample Temperature (ˇC) Thermal Conductivity (W/máK) Thermal Conductivity Uncertainty (%) 499.28 -10.831 0.73843 10 502.48 -10.684 0.68609 10 502.84 -10.68 0.67939 10 503.93 -10.586 0.73021 10 1002.4 -10.677 0.78123 10 1002.9 -10.579 0.73872 10 1009.7 -10.584 0.74748 10 1009.7 -10.636 0.77978 10 1497.5 -10.917 0.84279 10 1499.5 -10.962 0.81382 10 1504.5 -10.54 0.80717 10 1505.9 -10.89 0.81709 10 1506.1 -10.579 0.84463 10 1986.6 -10.868 0.86986 10 1986.8 -10.583 0.88844 10 1987.1 -10.757 0.88531 10 1988.1 -10.592 0.89478 10 2003.4 -10.646 0.89707 10 2003.7 -10.7 0.91313 10 2004.2 -10.623 0.86005 10 2490.9 -10.666 0.94853 10 2494.6 -10.555 0.93505 10 2497.8 -10.71 0.93373 10 2503.5 -10.852 0.89678 10 2503.7 -10.87 0.89161 10 2970.7 -10.709 0.93884 10 2972.8 -10.883 0.98469 10 2977 -10.689 0.94165 10 2977.4 -10.643 0.96288 10 3016.7 -10.895 0.97401 10 3485.2 -10.644 1.048 10 3487.3 -10.659 0.98387 10 3512.9 -10.841 1.0213 10 3528.5 -10.861 0.9755 10 3530 -10.67 0.97986 10 4012.6 -10.657 1.0029 10 4016.7 -10.672 1.0109 10 4019.2 -10.714 1.031 10 4022.1 -10.628 1.0526 10 Quartz sand + methane hydrate + methane pore gas Porosity: 37.10% Methane hydrate fraction of solid volume: 67% Methane Pore Pressure (psi) Sample Temperature (ˇC) Thermal Conductivity (W/máK) Thermal Conductivity Uncertainty (%) 1002.8 -9.8901 0.79562 10 1023.3 -9.8137 0.76609 10 1023.5 -9.2577 0.75896 10 1515.7 -9.4062 0.77572 10 1516.4 -9.8192 0.77036 10 2008.2 -9.3936 0.80891 10 2008.8 -9.4444 0.79554 10 2520.8 -9.6394 0.83922 10 2522.3 -9.7839 0.81336 10 2704.5 -9.2891 0.85297 10 2707.6 -9.597 0.8534 10 3020.9 -9.2764 0.83552 10 3024.7 -9.8085 0.83234 10 3508.7 -9.8179 0.86414 10 3538.9 -9.5062 0.85899 10 3541.8 -9.4549 0.86555 10 3601.1 -9.9074 0.87552 10 3609.1 -9.7911 0.85278 10 3988.9 -9.3417 0.89098 10 3990 -9.3446 0.85824 10 4032.7 -9.8551 0.86836 10 Methane hydrate + methane pore gas Porosity: 33.80% Methane hydrate fraction of solid volume: 100% Methane Pore Pressure (psi) Sample Temperature (ˇC) Thermal Conductivity (W/máK) Thermal Conductivity Uncertainty (%) 499.28 -10.14 0.3126 10 502.48 -10.009 0.32451 10 503.57 -10.206 0.3199 10 503.75 -9.9069 0.31871 10 503.93 -9.8569 0.32857 10 1002.4 -10.043 0.3278 10 1002.9 -9.8732 0.32729 10 1009.7 -9.8605 0.33201 10 1009.7 -9.9586 0.3235 10 1497.5 -10.271 0.34 10 1499.4 -10.095 0.3375 10 1504.5 -9.8032 0.34257 10 1506.1 -9.8457 0.33433 10 1986.8 -9.8454 0.34011 10 1987.1 -10.122 0.34552 10 1988.1 -9.8553 0.34247 10 2003.7 -10.09 0.3405 10 2004.2 -9.889 0.35072 10 2490.9 -9.9531 0.3479 10 2503.1 -9.854 0.3504 10 2503.5 -10.176 0.35156 10 2503.7 -10.149 0.35494 10 2972.8 -10.189 0.35831 10 2977.4 -9.8892 0.36075 10 3016.7 -10.169 0.36395 10 3485.2 -9.8706 0.36962 10 3487.3 -9.876 0.35842 10 3512.9 -10.179 0.36894 10 3528.5 -10.109 0.36238 10 3530 -9.9205 0.36393 10 4009.6 -10.168 0.36253 10 4012.6 -9.8712 0.36753 10 4013.6 -10.148 0.37189 10 4016.7 -9.895 0.36399 10 4022.1 -9.8481 0.38519 10