Carbon dating useful range

Dating > Carbon dating useful range

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The method is less suitable, however, for land animals and plants than for marine organisms, because uranium is plentiful in sea water but less so in most soils. The cause for the long term variation of the C-14 level is not known. Cook noted that, in ores from the Katanga mine, for example, there was an abundance of lead-208, a stable isotope, but no Thorium-232 as a source for lead-208.

Since the flood was accompanied by much volcanism see , , and , fossils formed in the early post-flood period would give radiocarbon ages older than they really are. How do you reply? For example, six cases were reported by D.

Radiocarbon Tree-Ring Calibration - Contamination is of particular concern when dating very old material obtained from archaeological excavations and great care is needed in the specimen selection and preparation.