Unformatted text preview: atoms have decayed into daughter atoms. The trickiest part for scientist is to figure out the point at which the parent atoms became contaminated with daughter atoms. This method is best suited to date igneous rock because of the way the grains are formed. However sedimentary rocks are very hard to date using this method. I believe this method is best suited to dating the earth because it is the most widely used....
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- Spring '11