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Course, academic year 2025/2026
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Magnetic prospecting - MG452P45
Title: Magnetometrický průzkum
Czech title: Magnetometrický průzkum
Guaranteed by: Institute of Hydrogeology, Engineering Geology and Applied Geophysics (31-450)
Faculty: Faculty of Science
Actual: from 2024
Semester: summer
E-Credits: 6
Examination process: summer s.:
Hours per week, examination: summer s.:3/2, C+Ex [HT]
Capacity: unlimited
Min. number of students: unlimited
4EU+: no
Virtual mobility / capacity: no
State of the course: taught
Language: Czech
Note: enabled for web enrollment
priority enrollment if the course is part of the study plan
Guarantor: doc. RNDr. Günther Kletetschka, Ph.D.
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.
Last update: Kletetschka Günther, doc. RNDr., Ph.D. (08.01.2018)
Literature -

Dunlop, D. Ozdemir, O: Rock Magnetism, Fundamental and Frontiers, 1997, Cambridge University Press

Blakely, R.J.: Potential Theory in Gravity and Magnetic Applications, Cambridge University Press, 1996.
Gubbins D., Herrero-Bervera E., (Editors): Encyclopedia of Geomagnetism and Paleomagnetism, Springer, 2007. 
Lowrie, W.: Fundamentals of Geophysics, Cambridge University Press, 2007.

Last update: Kletetschka Günther, doc. RNDr., Ph.D. (08.01.2018)
Requirements to the exam -

Credit is given against the homeworks and presentation of one assigned topic. Exam will be both written and oral.

Last update: Kletetschka Günther, doc. RNDr., Ph.D. (05.01.2018)
Syllabus -

PART 1: KLETETSCHKA'S LECTURES (14:50-17:30) + UCAR'S ADVANCED SEGMENT (17:30-19:10)
Feb 19:
Basic: Fundamentals of magnetism (Earth's magnetic field, dipole components, units, magnetic moment, magnetization, susceptibility, atomic magnetism types)
Advanced: Introduction to paleomagnetism (geocentric axial dipole model, present field, paleomagnetic directions, VGP, polar wander paths)
Feb 26:
Basic: Magnetic domain structure (single/multi-domains, grain size, domain walls, exchange/magnetostatic/domain wall/magnetocrystalline energy)
Advanced: Magnetic reversals, excursions, secular variations
March 5:
Basic: Magnetic minerals and rock magnetic properties (hysteresis, Day diagram, Curie temperature, iron-oxides, sulfides, oxyhydroxides)
Advanced: Paleomagnetic applications (geochronology, geodynamics, tectonics, marine/lake research, archaeomagnetism)

PART 2: UCAR'S LECTURES
March 12:
Basic (14:50-17:30): Magnetization in sediments, DRM and pDRM, lock-in depth
Advanced (17:30-19:00): Sampling techniques in fresh sediments and hard rocks
March 19:
Basic (14:50-17:30): Magnetization in lavas, physics of blocking temperature
Advanced (17:30-19:00): Laboratory techniques, remanence measurements
March 26:
Basic (14:50-17:30): Chemical remanent magnetization, growth of magnetic minerals
Advanced (17:30-19:00): Paleomagnetic stability tests
April 2:
Basic (14:50-17:30): Viscous remanent magnetization, time dependency
Advanced (17:30-19:00): Paleomagnetic data processing I
April 9:
Basic (14:50-17:30): VRM decay measurements
Advanced (17:30-19:00): Paleomagnetic data processing II
April 16:
MIDTERM EXAMINATION (both sections)
PART 3: VALENTA'S LECTURES (14:50-17:30) + UCAR'S ADVANCED SEGMENT (17:30-19:00)
April 23:
Basic: Magnetic survey design, instruments, survey planning
Advanced: Effect of magnetic minerals
April 30:
Basic: Magnetic anomaly interpretation, source body modeling
Advanced: Environmental magnetism
May 7:
Basic: Magnetic methods in archaeology, mineral exploration
Advanced: Advanced methods (aeromagnetic/marine surveys)
May 14:
FINAL EXAMINATION

Last update: Kletetschka Günther, doc. RNDr., Ph.D. (19.02.2025)
 
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