Simple cut-away diagram of the planet Earth

Geology is the study of the Earth and the processes by which it is shaped and changed. Works held here are within such fields as mineralogy, petrology, volcanism, and seismology. This discipline also covers paleontology and related subjects.

Examples: Measurement of Earthquake-Waves (George Forbes, 1872) • Coal as a Reservoir of Power (Robert Hunt, 1872) • Dental Microwear and Diet of the Plio-Pleistocene Hominin Paranthropus boisei (Ungar et al, 2008)

Child portals: CenozoicChicago Field Museum of Natural HistoryGeological Society of LondonMesozoicMineralogyPaleontology (DinosaursEurypteridsPaleontology in the United States) • PaleozoicPetrology