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Thread: Petroglyphs?

  1. #1 Petroglyphs? 
    Forum Professor WVBIG's Avatar
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    Is there any way to accuately determine the age of a petroglyph and not the rock that it's on?


    Steven
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  3. #2  
    Theatre Whore babe's Avatar
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    I don't know though we have Petroglyph's on the Kings Trail in Hawai'i


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  4. #3  
    Forum Freshman Robbedoes's Avatar
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    Quote Originally Posted by WVBIG View Post
    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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