spinel
English
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Spinel
Alternative forms
- spinelle (dated)
Etymology
French spinelle, perhaps from Latin spina (“a thorn, a prickle”), in allusion to its pointed crystals.
Pronunciation
- (UK) IPA(key): /spɪˈnɛl/, /ˈspɪn.əl/
Audio (Southern England) (file) - Rhymes: -ɛl, -ɪnəl
Noun
spinel (countable and uncountable, plural spinels)
- (mineralogy) Any of several hard minerals of cubic symmetry that are mixed oxides of magnesium and aluminium and are used as gemstones of various colours.
- 2012 March, Lee A. Groat, “Gemstones”, in American Scientist, volume 100, number 2, archived from the original on 14 June 2012, page 128:
- Although there are dozens of different types of gems, among the best known and most important are […] . (Common gem materials not addressed in this article include amber, amethyst, chalcedony, garnet, lazurite, malachite, opals, peridot, rhodonite, spinel, tourmaline, turquoise and zircon.)
- (solid state chemistry) Any crystalline material, not necessarily an oxide, that possesses the same crystal structure as this mineral.
- (Can we verify(+) this sense?) Bleached yarn in making the linen tape called inkle; unwrought inkle.[1]
- 1894, National Association of Wool Manufacturers, Bulletin, page 175:
- Inkle [...means] in modern use, a broad linen tape; wrought spinel.
Derived terms
- selenospinel
- sulfospinel
Translations
any of several hard minerals of cubic symmetry that are mixed oxides of magnesium and aluminium
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See also
References
- Edward H[enry] Knight (1877) “Spinel”, in Knight’s American Mechanical Dictionary. […], volumes III (REA–ZYM), New York, N.Y.: Hurd and Houghton […], →OCLC.
Further reading
- David Barthelmy (1997–2024) “Spinel”, in Webmineral Mineralogy Database.
- “spinel”, in Mindat.org, Hudson Institute of Mineralogy, 2000–2024.
Old English
Etymology
From Proto-West Germanic *spinnilu.
Pronunciation
- IPA(key): /ˈspi.nel/
Declension
Derived terms
- mulne spinel
Romanian
Declension
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