Inhalt: Magnetic properties and magnetizations of minerals and rocks
Introduction to magnetic potential field theory
Characteristics of magnetic dipole and monopole anomalies
Idealized and generalized geological anomaly sources
Processing strategies and algorithms for magnetic survey data
Levelling and gridding of aero- and ground magnetic data with Geosoft Oasis Montaj
Bandpass and gradient filtering, upward continuation and reduction to the pole
Depth estimates of magnetic anomaly sources and crystalline basement
Supervised processing and visualization of ground magnetic survey data
2D forward modelling of magnetic anomalies and source structures
3D forward modelling of magnetic anomalies and source structures
Supervised modelling and interpretation of ground magnetic survey data
Applications of magnetic survey methods in structural geology and mineral exploration
Applications of magnetic survey methods in archaeology and engineering geology
Kompetenzen: - realize, consider and predict, how subsurface materials and structures, geomagnetic settings and magnetic field geometry contribute to observed magnetic anomaly patterns
- process, visualize, analyze, evaluate and report magnetic survey datasets with competent use of state-of-the-art processing and modelling techniques and software packages
- have an insight into the applications, prospects and limitations of magnetic exploration in structural geology, mineral resource exploration, archeology and UXO detection
Bewertung: Part 2 of team report with individualized tasks and chapter covering data processing and structural interpretation of own field survey data
Prüfungsform: Projektarbeitsbericht
Literatur: 1) Gravity and Magnetic Exploration, W.J. Hinze, R.R.B. von Frese & A.H. Saad, Cambridge Press, 512 S.
2) Applied Geophysics, W.M. Telford, L.P. Geldart & R.E. Sheriff, Cambridge University Press, 770 S.
3) Powerpoint scripts und special publications made available in Stud.IP