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单词 okenite
释义

okeniten.

Brit. /ˈəʊkᵻnʌɪt/, U.S. /ˈoʊkəˌnaɪt/
Origin: A borrowing from German. Etymon: German Okenit.
Etymology: < German Okenit (as Ockenit , F. von Kobell 1828, in Archiv f. die gesammte Naturlehre 14 333, and subsequently altered by him to Okenit in Characteristik der Mineralien (1830) I. 188) < the name of Lorenz Oken (1779–1851), German naturalist + -it -ite suffix1.
Mineralogy.
A triclinic hydrous silicate of calcium occurring as minute needle- or blade-shaped crystals of a whitish colour in vesicles in eruptive rocks. Cf. dysclasite n. Also: the mineral wollastonite, misidentified as a form of okenite (see quot. 1993) (rare, now historical).
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the world > the earth > minerals > types of mineral > silicates > tectosilicate > [noun] > feldspathoid > zeolite > other zeolites
analcime1803
mesotype1803
laumontite1805
heulandite1822
okenite1828
dysclasite1835
brewsterite1843
mordenite1864
syhedrite1865
analcite1868
offretite1891
stellerite1909
yugawaralite1952
wairakite1955
nekoite1956
1828 Edinb. New Philos. Jrnl. 6 186 Okenite, a new species of zeolite.
1850 J. D. Dana Syst. Mineral. (ed. 3) 248 Okenite occurs in amygdaloid in Greenland.
1882 Amer. Naturalist 16 80 He regards Louisite as a variety of Okenite, and Steelite as a variety of Mordenite.
1939 Mineral. Abstr. 7 283 X-ray study showed the following minerals to be definite compounds: okenite, CaO.2SiO2.2H2O.
1983 Amer. Mineralogist 68 616/2 In okenite the octahedral ribbon is sandwiched between the terahedral sheet.
1993 A. M. Clark Hey's Mineral Index (ed. 3) 505 Okenite (of Rink), syn. of wollastonite... Rink described two forms of okenite; one is okenite (of von Kobell), the other was shown to be impure wollastonite by J. G. Forchhammer (1864).
This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022).
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n.1828
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