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单词 porcelain clay
释义

porcelain clayn.

Brit. /ˈpɔːsl̩ᵻn ˌkleɪ/, /ˌpɔːsl̩eɪn ˈkleɪ/, U.S. /ˌpɔrs(ə)lən ˈkleɪ/; see also porcelain n. and adj.
Forms: see porcelain n. and adj. and clay n.
Origin: Formed within English, by compounding. Etymons: porcelain n., clay n.
Etymology: < porcelain n. + clay n. Compare earlier porcelain earth n. at porcelain n. and adj. Compounds 2.
Clay suitable for use in the manufacture of porcelain; esp. china clay, kaolin. Also figurative (sometimes in echoes of quot. 1690). Cf. porcelain earth n. at porcelain n. and adj. Compounds 2.
ΘΚΠ
society > occupation and work > materials > raw material > clay > [noun] > for making pottery > types of
white claya1387
bottle clay1686
porcelain clay1690
blue clay1698
tasco1726
kaolin1728
capital1738
unaker1744
saggar1786
ball clay1811
Cornish clay1829
china-clay1840
Poole clay1875
bleaching-clay1881
pâte1890
virgin clay1891
1690 J. Dryden Don Sebastian i. i. 8 This is the porcelain clay of human kind.
1720 Hist. Life & Adventures D. Campbell vii. 236 Just as porcelain Clay is stored up in the Earth by good Artificers, which their Heirs make China of half a Century..afterwards.
1779 Philos. Trans. (Royal Soc.) 69 20 Such were the porcellane clay from Cornwall, the porcellane clay from Saxony.
1791 M. J. Young Family Party II. 58 Those who are formed of the porcelain clay of humanity.
1821 W. Scott Kenilworth II. xi. 170 See..how these gentles, that are made questionless out of the porcelain clay of the earth, look down upon poor Michael Lambourne.
1838 C. Lyell Elem. Geol. (1874) ii. 12 The purest clay found in nature is ‘porcelain’ clay or Kaolin, which results from the decomposition of a rock composed of felspar and quartz.
1866 L. M. Child in C. L. Karcher Lydia Maria Child Reader (1997) 330 A young lady who had made the fashionable tour, and who considered herself ‘porcelain clay’, said to a friend of mine, ‘You will, of course, send your children to Europe to be educated’.
1922 Science 21 July 69/1 The material has been known for some time as kaolin, and successful experiments for utilizing it as a porcelin clay are reported to have been made.
1988 Los Angeles Times (Nexis) 13 Nov. (Mag. section) 32 These artists experimented boldly, using both coarse earthenware and fine porcelain clay with glaze coatings of all kinds and colors.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).

> as lemmas

porcelain clay
Clay consists mainly of aluminium silicate, and is derived mostly from the decomposition of feldspathic rocks. The various beds are distinguished geologically as boulder clay, Kimmeridge clay, London clay, Oxford clay, Purbeck clay, etc. Particular kinds of clay are known as brick clay, fatty clay, plastic clay, porcelain clay, and potter's clay; pipe-clay, etc. Cf. fireclay n.extracted from clayn.
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n.1690
as lemmas
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