erbia Chem.
(ˈɜːbɪə)
[mod.Lat., f. last two syllables of Ytterby, the locality of gadolinite, in which it occurs.]
One of the three earths formerly confounded under the general name yttria.
| 1869 ‘Urban’ in Eng. Mech. 10 Dec. 303/3 Erbia..is a brown powder, discovered by Mosander, 25 years back, in gadolinite. 1873 Watts Fownes' Chem. 382 Erbia, obtained by ignition of erbium nitrate or oxalate, has a faint rose colour. |