Interesting Facts
Sources
Who Discovered
Discovery
Abundance In Universe
Abundance In Sun
Abundance In Meteorites
Abundance In Earth's Crust
Abundance In Oceans
Abundance In Humans
Roentgenium is a highly unstable synthetic element.
Gesellschaft für Schwerionenforschung
- Mendelevium metal is synthetically produced metal.
- Mendelevium metal has been produced in only trace amount.
Bombarding Einsteinium with Helium Ions
Lawrence Berkeley National Laboratory