Exploration geophysics is an applied branch of geophysics and economic geology, which uses physical methods at the surface of the Earth, such as seismic, gravitational, magnetic, electrical and electr
Geophysical survey using magnetometer
Warning sign from The National Trust indicating the presence of unexploded ordnance
An aeromagnetic survey is a common type of geophysical survey carried out using a magnetometer aboard or towed behind an aircraft. The principle is similar to a magnetic survey carried out with a hand
Exploration geophysics
…Geodesy and gravity techniques, including gravity gradiometry. Magnetic techniques, including aeromagnetic surveys to map magnetic anomalies. Electrical techniques, including electrical resistivity tomography and induced polarization…
Modified aircraft, equipped with a stinger and wing extensions, where magnetometers are installed
Helicopter equipped with a magnetometer mounted in a stinger
Maritime patrol aircraft to detect submarines using Magnetic Anomaly Detector (MAD) (Dassault Atlantique 2)
This helicopter is equipped with a magnetometer array. It flies six feet above ground at speeds of 30 to 40 mph.