Erbium
From Tardis Wiki, the free Doctor Who reference
Erbium was a rare Earth element. The Tenth Doctor described it as an expressive secondary component to xenotime. (PROSE: The Bog Warrior)
Erbium was a rare Earth element. The Tenth Doctor described it as an expressive secondary component to xenotime. (PROSE: The Bog Warrior)
This page was last edited on 26 October 2024, at 14:26 (UTC).Last edited: 14:26, 26 October 2024 (UTC)