| 释义 | kaolin|ˈkɑːəlɪn, ˈkeɪəlɪn|
Also 8 kaulin, 9 kaoline.
[a. F. kaolin, ad. Chinese kao-, kau-ling, name of a mountain (f. kao high + ling hill) northwest of the town of King-tê-chên in North China, whence the material was orig. obtained.
The ‘matière appelée kao-lin’ was made known in Europe in 1712 by Father d'Entrecolles, ‘Lettre sur la fabrication de la porcellaine à King-te-ching’ (in Lettres édifiantes, &c. des missions étrangères III. 210). His F. spelling approximately represented the Chinese word, which would be better expressed in Eng. by kaüling or kauwling |ˈkɑːʊlɪŋ|.]
A fine white clay produced by the decomposition of feldspar, used in the manufacture of porcelain; first employed by the Chinese, but subsequently obtained also in Cornwall, Saxony, France (near Limoges), United States, etc.
1727–41Chambers Cycl., The first earth, called Kaulin, is beset with glittering corpuscles. 1753Ibid., Suppl. s.v., Persons who have been at the China works, say, that the porcelain is made of equal quantities of petuntse and kaolin. 1807C. W. Janson Stranger Amer. 229 Different kinds of clay are found here, among which it is believed, is the real kaolin, to which the porcelain of China owes its reputation. 1813Bakewell Introd. Geol. (1815) 404 Decomposed white felspar, or kaolin, produced from the granite rocks of Cornwall. 1876Page Adv. Text-bk. Geol. vii. 130 Fine impalpable clay known as Kaolin or China clay.
attrib.1875Ure's Dict. Arts I. 809 Most of the kaolin⁓clays contain some spangles of mica. |
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