Fortunately radium don't exist normally in the human body; after an unhappy internal contamination radium can be fixed in bones.
nature
Radium exist in very small concentrations in some meteorites.
Radium is a decay product of uranium.
Near Radium.
Radium exist only in very small concentrations in uranium minerals; radium hasn't its own minerals.
Radium exist only in very small concentrations in uranium and thorium ores; radium hasn't its own minerals.
Radium is an element; it has no sub-parts. Radium is a radioactive element, so it will slowly and spontaneously decay into other elements.
Radium exist in very low concentrations in uranium and thorium ores.
Radium exist in very low concentrations in uranium and thorium ores.
Radium
1932
Radium was discovered in 1898 by Marie Curie, Pierre Curie and Gustave Bemont.