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Lines in sedimentary rock. How is time measured. What happens to cause the lines?
Lines in sedimentary rock. Why? Especially in limestone formations in a cave. Like Howes Cave in NY.
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- 1 decade agoFavorite Answer
Overtime, sediments are sealed together thus forming many layers also known as lines.
Each layer shows the absolute age of the rock.
Due to the Law of Superposition the lower the line, the older the rock.
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