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Magnetic prospecting

Class at Faculty of Science |
MG452P45

Syllabus

Magnetometric survey

1.       a.     Magnetism in nature and fundaments of magnetism b.     Magnetization of earth crust

2.       a.     Terrestrial magnetic minerals and magnetostatic fields and energies b.     Magnetometers

3.       a.     Domain structures and hysteresis b.     Magnetic survey

4.       a.     Domain observation and micromagnetic calculations b.     Reduction of magnetic field measurements

5.       a.     Single domain thermal remanent magnetization b.     Magnetic anomalies

6.       a.     Multidomain thermal remanent magnetization and viscous and thermoviscous remanent magnetization. b.     Magnetic anomalies in oceans

7.       a.     Isothermal magnetization and demagnetization b.     Paleomagnetism and averaged magnetic field

8.       a.     Remanence od pseudosingledomain structures b.     Paleomagnetic methods

9.       a.     Magnetic remanence by crystallization and magnetization of igneous and baked materials. b.     Geomagnetic polarities

10.   a.     Magnetization of sediment and sedimentary rocks b.     Magnetostratigraphy in lavas and sediments

11.   a.     Magnetism of metamorphic rocks b.     Marine magnetic anomalies

12.   a.     Magnetism of extraterrestrial rocks b.     Frequency of magnetic polarities.

Annotation

Coarse motivation, history of magnetism, physical basics of rock magnetism, geomagnetic field, paleomagnetism, principles of instruments for measurement of the geomagnetic field, acquisition and processing of magnetic data, interpretation of magnetic measurements, examples of magnetic survey.