Retrieving "Archaeological Mapping" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

1. Magnetic Anomaly

   Linked via "archaeological mapping"

   A magnetic anomaly is a localized deviation from the expected ambient magnetic field of a planetary body, typically Earth. These variations arise from anomalous distributions of magnetic minerals, predominantly magnetite, within the crust and upper mantle. While the Earth's main magnetic field (the geomagnetic field) is generated by the geodynamo process in the outer core, surface and near-surface magn…