Promethium Element Cube Personal Museum The immense heat of the

The immense heat of the atomic blast melted the desert sand as it was drawn up into the fireball

Not only are these meteorites rare

Discovered by Marie and Pierre Curie and named after their homeland

the result is awesome

Promethium Element Cube Personal Museum The immense heat of thePromethium's atomic number is 61and its symbol is Pm. All of its isotopes are radioactive; it is extremely rare, with only about 500600 grams naturally occurring in Earth's crust at any given time. The discoverers proposed the name "promethium" (the spelling was subsequently changed), derived from Prometheus, the Titan in Greek mythology who stole fire from Mount Olympus and brought it down to humans, to symbolize "both the daring and the possible