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  1. Feb 2024
    1. Actual preservation is a rare form of fossilization where the original materials or hard parts of the organism are preserved.

      Butterflies are very common animals to preserve, would they fall under this type?

    1. When this occurs, an unstable isotope becomes a more stable isotope of another element. For example, carbon-14 (14C) decays to nitrogen-14 (14N).

      In this example is the carbon turning into nitrogen?