legend

• Asphalt grindings Black angular asphalt grindings sandy-gravel in size.
• Decomposed Sandstone Grey decomposed sandstone with weak clay cementation.
• Decomposed siltstone Predominantly decomposed grey siltstone with clay cementation. Contains polished slickensides surfaces. Klamath terrane.
• Decomposed mudstone Dark grey moderately weathered decomposed mudstone containing highly fractured discontinous joints with slickenside surfaces.
• Silty Sandstone Dark grey slightly weathered silty sandstone with extremely close to close joint spacing. Some joints contain calcite filling.
• Mudstone Mudstone with gravel sized sandstone fragments, medium to dark grey in color. Slightly weathered with closely spaced irregular jointing. Polished slickenside surfaces on sandstone fragments.
• Silty Sandstone Medium grey silty fine sandstone slightly weathered with massiving bedding and continous planer jointing.
• Mudstone Dark grey mudstone gouge containing course angular sandstone clasts. Very closely jointed with highly polished slickenside surfaces throughout.
• Sandstone Slightly weathered grey Sandstone containing thin to thick beds and a mylonitic texture.
• Mudstone Dark grey slightly weathered mudstone with laminated planar slickenside joints at 40 degrees.