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8 May, 02:55

Which isotope is best for dating metamorphic rocks? carbon-14 potassium-40 radon-222 uranium-235

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  1. 8 May, 06:12
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    I think the correct answer is the second option. The best isotope to be used in dating metamorphic rocks would be potassium-40. It is the most common and is widely appliclable since most of metamorphic rocks have potassium in it. The isotope system used is potassium-argon.
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