110 Introduction to the Earth. (4) (General Education/Natural Sciences) The study of the earth, its composition, structure, landscape development, internal processes, origin, and evolution. Laboratory includes introduction to minerals, rocks, and maps. No prerequisites. 3 hrs. lect.; 2 hrs. lab.

112 History of the Earth. (4) (General Education/Natural Sciences) Physical and biological history of the earth (North America emphasis). Origin of continents, mountains, oceans, etc.; evolution of plants and animals. No prerequisites. 3 hrs. lect.; 2 hrs. lab.

113 Energy and Earth Resources. (3) (General Education/Natural Sciences) Introduction to energy, water, soil, and mineral resources and the impact of their use on the environment. Does not count toward major or minor in geology. No prerequisite.

115 Oceanography. (3) (General Education/Natural Sciences) History of ocean exploration, origin and nature of ocean basins, composition and circulation of ocean water, modern developments in oceanography, man and the oceans. Does not count toward major or minor in geology. No prerequisite.

200 Mineralogy. (4) Introduction to crystallography, origin, classification, identification, and occurrence of common minerals. Prerequisite: Geol 110 or Geog 121. Student should have basic knowledge of high school or introductory college chemistry. 3 hrs. lect.; 2 hrs. lab.

301 Igneous and Metamorphic Petrology. (3) Origin, texture, mineralogy, mode of emplacement, and alteration of igneous and metamorphic rocks. Phase rule and phase diagrams. Prerequisite: Geol 200. 2 hrs. lect.; 2 hrs. lab.

310 Geologic Field Methods. (2) Topographic and geologic mapping methods; measurement and description of stratigraphic sections; field identification of rocks; use of Brunton compass, plane-table, and air photos. Prerequisites: Geol 112 and high school or college trigonometry. 1 hr. lect.; 4 hrs. lab. First 10 weeks.

320 Structural Geology. (4) Physical properties of rocks, theories of flow and fracture, description of structural features, and origin of rock deformation. Geometric and stereographic diagrams. Interpretation of patterns. Prerequisites: Geol 112 and high school or college trigonometry. Possible field trip. 3 hrs. lect.; 2 hrs. lab.

330 Paleontology. (4) An introduction to invertebrate paleontology. Animals of the past, their origins, evolution, classification and ecology. Prerequisite: Geol 112, or a course in basic biology, or consent of instructor. 3 hrs. lect.; 2 hrs. lab.

340 Stratigraphy and Sedimentology. (4) Origin and identification of sedimentary rocks, depositional environments, sedimentary processes, principles of stratigraphy. Prerequisites: Geol 110, 112, 200. Required field trip. 3 hrs. lect.; 2 hrs. lab.

355 Geologic Hazards. (1-3, repeatable to 3 with change in topic) A study of the origin and effects of geologic hazards such as volcanoes, earthquakes, floods, landslides, and geologic hazardous materials. Prerequisite: consent of instructor. 1-3 hrs. lect.

361,362 Summer Field Camp. (3-6 each, not repeatable) Measurement of stratigraphic and structural sections, geological field mapping, and preparation of reports. Prerequisites: Geol 112, 310, 320, 340. At field station in South Dakota.

375 Environmental Geology. (3) Application of geology to environmental problems. Land resource planning, solid and liquid waste disposal, mining, foundations structures, geologic hazards, mineral and energy resources. Prerequisite: Geol 110.

380 Hydrogeology. (4) Study of water's interaction with geologic materials; principles of groundwater flow; aquifer testing; groundwater flow modeling programs; water chemistry and pollutants. Many labs are conducted in the field. Prerequisite: Geol 110 or Geog 121. 3 hrs. lect.; 2 hrs. lab.

420 Geomorphology. (3) Advanced study of the landscape involving processes, geologic structure, and time. Map and air photo interpretation. Prerequisite: Geol 110 or Geog 121. Field trips. 2 hrs. lect.; 2 hrs. lab.

450 Geology of National Parks and Monuments. (1-3, repeatable to 3) Basic geologic processes and principles are used to explain the geological history and features of selected national parks and monuments. Lecture course supplemented with slides, maps, and specimens from areas to be studied. No prerequisite.

451 Geology of Illinois Parks. (1, repeatable to 2) Fundamentals of Illinois geology covering unique geological features of our public recreational areas. Different parks to be designated. Cannot count toward the geology major. Field trip.

460 Special Problems in Geology and Geophysics. (1-5, repeatable to 5) Research problems. Does not count toward minor in geology. Prerequisite: consent of instructor prior to registration.

461 Geologic Field Trips. (1-4, repeatable to 4) Field trips in geology or geophysics. Does not fulfill requirement for a minor in geology. Prerequisite: Geol 110, or Geol 112, or concurrent registration in these courses and consent of instructor.

462 Honors Research Thesis. (2-3, repeatable to 3 to complete project) Research problems by agreement of student and advisory committee. Required: written proposal, final written report, and oral report. Prerequisites: GPA of 3.40 overall and 3.20 in geology, completed 26 s.h. in geology, junior or senior standing, and approval of advisory committee.

485 Elements of Engineering Geology. (3) Application of geologic principles to problems of civil engineering. Engineering properties of rocks and soils. Problems involving mass wasting, water supplies, erosion, siltation, etc. Prerequisite: Geol 340. 2 hrs. lect.; 2 hrs lab.

495 Geology Internship. (1-6, repeatable to 6) Credit for geologic work experience in a business, governmental, or research organization. Internship project report required. Prerequisites: 20 s.h. of geology courses, junior or senior standing in geology, and approval of department chairperson. Graded S/U only.