Magnetism possessed by components of clay and rocks which have in the past been heated above a certain temperature. The orientation and intensity of this remanent magnetism was fixed by the earth's magnetic field when the material cooled, and can be used to study the earth's magnetism and as a method of geological and archaeological dating.
地磁定年术
Example sentencesExamples
On a more personal note, Dan and I had an ongoing dialogue about our mutual interest in archaeomagnetism.
I am interested in paleo-magnetism and archeomagnetism.
The most useful is paleomagnetism and the sub-discipline of archeomagnetism.
The science of archaeomagnetism has been developed throughout this century as a means of applying paleomagnetic methods and theory to archaeological problems.
Derivatives
archaeomagnetic
adjectiveˌaːkɪəʊmaɡˈnɛtɪk
We also have a number of more specialized items, such as tree-ring and archeomagnetic sampling kits.
Example sentencesExamples
Because the hearth had vanished, we were forced to select another hearth feature for archeomagnetic studies.
The Thracian site of Halka Bunar has been sampled for archaeomagnetic analysis.
As stones are not suitable for archaeomagnetic dating, the baked clay lining the kiln walls was sampled.
The settlement contains the earliest known securely-dated pottery kiln in Britain, dated by archaeomagnetic methods to between 20 BC and 40 AD.