Answer
All Radium isotopes are radioactive; therefore Radium is not naturally occurring and would not be found with Barium. However, Radium is the decay product of Uranium-238, so it is found in Uranium ores.
Work Step by Step
All Radium isotopes are radioactive; therefore Radium is not naturally occurring and would not be found with Barium. However, Radium is the decay product of Uranium-238, so it is found in Uranium ores.