detrital remanent magnetization

views updated May 08 2018

detrital remanent magnetization (DRM) The magnetization of a sediment acquired as ferromagnetic detrital grains become aligned by the geomagnetic field as they fall through the water and become part of the sediment on the bottom of a lake, pond, river system, or the sea. See also POST-DEPOSITIONAL MAGNETIZATION.

A Dictionary of Earth Sciences AILSA ALLABY and MICHAEL ALLABY

detrital remanent magnetization

views updated Jun 08 2018

detrital remanent magnetization (DRM) The magnetization of a sediment acquired as ferromagnetic detrital grains become aligned by the geomagnetic field as they fall through the water and become part of the sediment on the bottom of a lake, pond, river system, or the sea.

A Dictionary of Ecology MICHAEL ALLABY

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