Are Rocks Like Vaults or Sponges?

Uranium-lead rock dating depends on assumptions about whether rocks initially contained certain elements and whether those elements remain trapped. Evidence that uranium, lead, and related materials can move in and out of rocks is presented as a problem for the reliability of such age calculations. Image: Uranium (Element - 92) 3 James St. John, CC BY 2.0, Wikimedia Commons. For more creation resources, visit https://creationmoments.com/ Download the Creation Moments app at https://subsplash.com/creationmoments/app