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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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Holmia
Holmia may refer to:
Holmia (Cilicia), a town of ancient Cilicia, now in Turkey
Holmia, the Latin name of Stockholm
Holmia, a residential area in the centre of Stockholm, on the island Kungsholmen
Holmia, the vernacular name of Holmium(III) oxide
378 Holmia, an asteroid
Holmia (trilobite), a trilobite
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378 Holmia
Holmia (minor planet designation: 378 Holmia) is a typical Main belt asteroid.
It was discovered by Auguste Charlois on 6 December 1893, in Nice. References
External links
Background asteroids
Holmia
Holmia
S-type asteroids (Tholen)
S-type asteroids (SMASS)
18931206
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where do holmia live
Holmia is a genus of extinct arthropods, the trilobites, that lived during the Lower Cambrian in what are now Scandinavia, Poland and Morocco. Holmia is
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Holmia (trilobite)
Holmia is a genus of a well known group of extinct arthropods, the trilobites, that lived during the Lower Cambrian (Atdabanian) in what are now Scandinavia Etymology
Holmia is the Latin name for Stockholm, in the neighborhood of which early finds of this trilobite were collected.
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holmium
holmium Chem. (ˈhəʊlmɪəm) [mod.L. (P. T. Cleve 1879, in Compt. Rend. LXXXIX. 480), f. Holmia Stockholm (see quot. 1879) + -ium.] A silvery, relatively soft, metallic element of the lanthanide series which is present in monazite, gadolinite, and other rare-earth minerals and forms a series of strongl...
Oxford English Dictionary
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Holmiidae
Taxonomy
Hupé (1953) defined the Holmiidae as a subfamily (Holmiinae) within the Olenellidae containing Holmia, Kjerulfia and Bondonella. Bergström (1973) included Holmia, Elliptocephala, Esmeraldina, Schmidtiellus and Wanneria.
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dysprosium
dysprosium Chem. (dɪˈsprəʊzɪəm) [mod.L., f. Gr. δυσπρόσιτος difficult of access; named by L. de Boisbaudran 1886, in Compt. Rend. CII. 1004, who showed that the ‘holmium oxide’ of de Cleve was a mixture containing compounds of holmium and of dysprosium (see holmia).] A paramagnetic metallic element ...
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. Holmia was later found to be the holmium oxide and thulia was thulium oxide.
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Runcinodiscus
Runcinodiscus cf. index Rushton, described originally by Kiær (1917) as Weymouthia nobilis, was recovered from the Lower Cambrian Holmia Shale (Holmia
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هولميوم
أتى اسم العنصر من هولميا Holmia، وهو الاسم اللاتيني لمدينة ستوكهولم.
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氧化钬
反应
氧化钬与盐酸或氯化铵反应,生成氯化钬:
Ho2O3 + 6 NH4Cl → 2 HoCl3 + 6 NH3 + 3 H2O
历史
钬(Holmia,为斯德哥尔摩的拉丁名)是1878年由马克·德拉方丹和发现的,他们当时注意到一种未知元素的异常的吸收光谱带。 利用化学家发展的方法,克里夫清理出了氧化铒中的杂质,杂质中有棕色和绿色两种杂质,他把棕色物质以其家乡斯德哥尔摩命名为“钬”(holmia),把绿色物质命名为“铥”(thulia)。后来发现,他分离出的其实分别是氧化钬和氧化铥。
矿体赋存
氧化钬以痕量存在于硅铍钇矿、磷铈镧矿和其他稀土矿中。
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MV Peveril (1971)
History
Built in 1971 as MV Holmia by Kristiansands Mekaniske Verksted, Norway for Silja Line, Finland, she was operated as ADS Meteor
and then Pendaby
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奇异虫
Paradoxides carolinaensis = Pteridinium Paradoxides expectans = Luhops expectans Paradoxides harlani = Acadoparadoxides harlani Paradoxides kjerulfi = Holmia
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Sparagmite Formation
Fossil content
The formation has provided several fossils:
Acrothele bellapunctata
Ellipsocephalus nordenskjoldi
Helcionella subrugosa
Holmia grandis
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