>> I welcomed the gift and the positive protective energy my friend said he could feel with his hands. I even placed it on the dinner table the night of my induction. It couldn’t hurt, could it?
Actually stones radiating energy COULD hurt. Radium for example.
https://en.wikipedia.org/wiki/Radium
Kryptonite will mess you up and totally ruin your day.
Zircons usually contain some uranium and thorium substituted into the crystal lattice. Usually it’s just a few hundred ppm, rarely several thousand ppm.