fission-track dating


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fission-track dating

[′fish·ən ‚trak ‚dād·iŋ]
(geology)
A method of dating geological specimens by counting the radiation-damage tracks produced by spontaneous fission of uranium impurities in minerals and glasses.
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References in periodicals archive ?
1983, The zeta age calibration of fission-track dating.
1979, Fission-track dating and geological annealing of fission tracks.
Fission-track dating is another method that is used in conjunction with the K-Ar, [sup.
As a result, the simplest application of fission-track dating concerns minerals or glasses that have not been re-heated subsequent to their original formation.
Fission-track dating can yield both the age of manufacture of an obsidian tool and, in other instances, the solidification age of obsidian, in which case such information can provide clues to the source region of an obsidian fragment.