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erbia
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 ga...
Oxford English Dictionary
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Thulium(III) oxide
It was first isolated in 1879, from an impure sample of erbia, by Swedish chemist Per Teodor Cleve, who named it thulia.
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erbium
erbium (ˈɜːbɪəm) [mod.Lat., f. erbia, as sodium f. soda, etc.] The metallic radical of erbia.1843 Chemist I. 446 [Mosander's] close examination of Yttria has led him to discover..two oxides, to which he has given the names terbium and erbium. 1873 Watts Fownes' Chem. 382 Erbium and yttrium, are agai...
Oxford English Dictionary
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Erbium compounds
Oxides
Erbium(III) oxide (also known as erbia) is the only known oxide of erbium, first isolated by Carl Gustaf Mosander in 1843, and first obtained
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terbium
terbium Chem. (ˈtɜːbɪəm) [mod.L., from the last two syllables of the name of Ytterby in Sweden: cf. erbium.] One of the rare metallic elements found (together with yttrium and erbium) in gadolinite and other minerals. So ˈterbia [after erbia], the earth or oxide of terbium.1843 Mosander in L., E., &...
Oxford English Dictionary
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Gadolinite
As the ore was progressively analysed, the residue was first given the label ceria, then lanthana, and subsequently yttria, erbia, and terbia.
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yttria
yttria Chem. (ˈɪtrɪə) Also ittria. [mod.L. (Ekeberg, 1797), f. the name of Ytterby: see ytterbite.] An earth obtained as a white powder from gadolinite and other rare minerals, consisting of sesquioxide of yttrium (Y2O3).1800 Henry Epit. Chem. (1808) 105 Yttria, or Ittria.—This earth was discovered ...
Oxford English Dictionary
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Dinesidae
1952
† Bonnaspis Resser, 1936
† Botomella Suvorova, 1958
† Chakasskinella Repina, 1964
† Dilataspis Fedjanina, 1999
† Dinesus Etheridge, 1896
† Erbia
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holmia
holmia Chem. (ˈhəʊlmɪə) [mod.L., f. next after erbia, the oxide of erbium, ceria, the oxide of cerium, etc.; the oxide of holmium was not specifically named by either Cleve or Soret in their papers of 1879.] The sesquioxide of holmium, Ho2O3, a pale yellow basic compound. The substance obtained by C...
Oxford English Dictionary
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Holmium(III) oxide
The oxide, also called holmia, occurs as a component of the related erbium oxide mineral called erbia. Using the method developed by Carl Gustaf Mosander, Cleve first removed all of the known contaminants from erbia.
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thulium
thulium Chem. (ˈθjuːlɪəm) [mod.L., coined in Fr. (P. T. Cleve 1879, in Compt. Rend. LXXXIX. 480), f. Thule + -ium.] A rare metallic element of the lanthanide series that forms pale green salts in which it is trivalent. Atomic number 69; symbol Tm.1879 P. T. Cleve in Chem. News 12 Sept. 126/2 For the...
Oxford English Dictionary
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Jacques-Louis Soret
Delafontaine were the first to spectroscopically observe the element later named holmium, which they identified simply as an "earth X" derived from "erbia
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gadolinite
gadolinite Min. (ˈgædəlɪnaɪt) [Named in 1802 after the mineralogist Gadolin: see -ite.] Silicate of yttrium, found in black crystals.1802 Nicholson's Jrnl. III. 251 The earth last discovered in gadolinite. 1807 T. Thomson Chem. (ed. 3) II. 70 Hitherto yttria has been found only in the black mineral ...
Oxford English Dictionary
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Marc Delafontaine
Spectroscopist Nils Johan Berlin denied that the two elements existed, failing to confirm the existence of "erbia" and suggesting that its name be applied
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Koshkulak (mountain range)
Paradoxides, Kooteniella, Erbia, Chondranomocare, Koptura, Kootenia, and Granularia were found only in the Sladkokor'evskaya Formation of Koshkulak section
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