Is there any way to accuately determine the age of a petroglyph and not the rock that it's on?
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Is there any way to accuately determine the age of a petroglyph and not the rock that it's on?
I just read they have used cation-ratio dating.Dating Techniques - Cation-ratio Dating - Varnish, Cations, Surfaces, and Age - JRank Articles
https://www.sciencedirect.com/scienc...68583X88903023
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