堆積物・岩石の熱伝導率
土壌(Muck soil) (水分量4%) 0.15 W_m-1_K-1
砂(Hudson River sand) (水分量0.2%) 0.27 W_m-1_K-1
石灰岩(Toronto, Canada) 2.57 W_m-1_K-1
花崗岩(Loetschberg Tunnel, Switzerland) 3.25 W_m-1_K-1
珪岩(Homestake Mine) 6.72 W_m-1_K-1
Notes:
Clark, Jr., Sydney. P., 1966, Thermal Conductivity. ed. Clark, Jr., Sydney. P. Handbook of Physical Constants, Geological Society of America Memoir, 97, 459-479.