CoverReport SummaryEPRI PerspectiveTitle PageAbstractAcknowledgmentsTable of ContentsList of IllustrationsList of TablesSummaryPart 1: Soil Classification According to Thermal Conductivity1. Introduction2. Literature Review3. Review of Compilation of Soil Thermal Resistivity Data4. Soil Moisture Content5. Soil Thermal Properties6. Summary and Recommendations7. References - Thermal Properties of SoilsPart 2: Rock Classification According to Thermal Conductivity8. Sources of Information9. Factors That Affect the Thermal Conductivity of Rocks10. Selection of Thermal Conductivity Values for System Design11. Thermal Conductivity Values for Rocks12. Thermal Diffusivity of Rocks13. References: Thermal Properties of RocksAppendix A: Thermal Dryout Curves - Geotherm DataAppendix B: Observed Gravimetric Soil Moisture Content and Monthly Total Precipitation Versus Time - NSMS DataAppendix C: Mean and Standard Deviation of Soil Moisture by CropAppendix D: Epic DataGlossaryAbout EPRI