This strand of the San Andreas cuts through layers of sedimentary rock in the Anza-Borrego Desert in southern California. The pebbly layer was off-set about 1 meter when the block on the right dropped during movement on the fault.
Topic: Earth Science
Subtopic: Plate Tectonics
Keywords: Anza-Borrego Desert (Calif.), Plate tectonics, San Andreas Fault (Calif.)