- This article is about Beryllium. You may be looking for other element indicated by "Be", Beium.
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Beryllium (symbol Be) is a chemical element, an alkaline earth metal with atomic number 4 on the periodic table. Beryllium has an atomic mass of 9.0122, and was discovered by Humans for the first time on Earth's European continent in the year 1828. (ST reference: Star Fleet Medical Reference Manual)
The skeletons of the androids found on planet Mudd were constructed of a beryllium-titanium alloy. (TOS episode: "I, Mudd")
By the 24th century, beryllium was one of the materials used in Starfleet combadges. (TNG episode: "Time's Arrow")
Beryllium crystals were of great value and were traded as currency in grid 539 of the Delta Quadrant. (VOY episode: "Alice")