ritamckenzie
ritamckenzie ritamckenzie
  • 26-05-2016
  • Biology
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how are radioactive isotopes used to determine the absolute age of igneous rock name to radiometric methods that are used

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HanahJai
HanahJai HanahJai
  • 30-05-2016
It looks at how the rock has changed over time and then detects levels of minerals to determine the age of said rock.
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