Porcelain clay
Clay Clay (kl[=a]), n. [AS. cl[=ae]g; akin to LG. klei, D. klei, and perh. to AS. cl[=a]m clay, L. glus, gluten glue, Gr. gloio`s glutinous substance, E. glue. Cf. {Clog}.] 1. A soft earth, which is plastic, or may be molded with the hands, consisting of hydrous silicate of aluminium. It is the result of the wearing down and decomposition, in part, of rocks containing aluminous minerals, as granite. Lime, magnesia, oxide of iron, and other ingredients, are often present as impurities. [1913 Webster]

2. (Poetry & Script.) Earth in general, as representing the elementary particles of the human body; hence, the human body as formed from such particles. [1913 Webster]

I also am formed out of the clay. --Job xxxiii. 6. [1913 Webster]

The earth is covered thick with other clay, Which her own clay shall cover. --Byron. [1913 Webster]

{Bowlder clay}. See under {Bowlder}.

{Brick clay}, the common clay, containing some iron, and therefore turning red when burned.

{Clay cold}, cold as clay or earth; lifeless; inanimate.

{Clay ironstone}, an ore of iron consisting of the oxide or carbonate of iron mixed with clay or sand.

{Clay marl}, a whitish, smooth, chalky clay.

{Clay mill}, a mill for mixing and tempering clay; a pug mill.

{Clay pit}, a pit where clay is dug.

{Clay slate} (Min.), argillaceous schist; argillite.

{Fatty clays}, clays having a greasy feel; they are chemical compounds of water, silica, and aluminia, as {halloysite}, {bole}, etc.

{Fire clay}, a variety of clay, entirely free from lime, iron, or an alkali, and therefore infusible, and used for fire brick.

{Porcelain clay}, a very pure variety, formed directly from the decomposition of feldspar, and often called {kaolin}.

{Potter's clay}, a tolerably pure kind, free from iron. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Porcelain clay — Porcelain Por ce*lain (277), n. [F. porcelaine, It. porcellana, orig., the porcelain shell, or Venus shell (Cypr[ae]a porcellana), from a dim. fr. L. porcus pig, probably from the resemblance of the shell in shape to a pig s back. Porcelain was… …   The Collaborative International Dictionary of English

  • porcelain clay — kaolinas statusas T sritis chemija apibrėžtis Nuosėdinė uoliena, susidedanti iš kaolinito, kvarco, feldšpatų, žėručio, pirito bei kitų priemaišų. atitikmenys: angl. China clay; kaolin; kaoline; porcelain clay; white clay rus. каолин …   Chemijos terminų aiškinamasis žodynas

  • porcelain clay — noun a fine usually white clay formed by the weathering of aluminous minerals (as feldspar); used in ceramics and as an absorbent and as a filler (e.g., in paper) • Syn: ↑china clay, ↑china stone, ↑kaolin, ↑kaoline, ↑terra alba • Members of this… …   Useful english dictionary

  • porcelain clay — noun another term for kaolin …   English new terms dictionary

  • porcelain-clay — n. Kaolin …   New dictionary of synonyms

  • porcelain-clay — …   Useful english dictionary

  • Porcelain — Por ce*lain (277), n. [F. porcelaine, It. porcellana, orig., the porcelain shell, or Venus shell (Cypr[ae]a porcellana), from a dim. fr. L. porcus pig, probably from the resemblance of the shell in shape to a pig s back. Porcelain was called… …   The Collaborative International Dictionary of English

  • Porcelain crab — Porcelain Por ce*lain (277), n. [F. porcelaine, It. porcellana, orig., the porcelain shell, or Venus shell (Cypr[ae]a porcellana), from a dim. fr. L. porcus pig, probably from the resemblance of the shell in shape to a pig s back. Porcelain was… …   The Collaborative International Dictionary of English

  • Porcelain jasper — Porcelain Por ce*lain (277), n. [F. porcelaine, It. porcellana, orig., the porcelain shell, or Venus shell (Cypr[ae]a porcellana), from a dim. fr. L. porcus pig, probably from the resemblance of the shell in shape to a pig s back. Porcelain was… …   The Collaborative International Dictionary of English

  • Porcelain printing — Porcelain Por ce*lain (277), n. [F. porcelaine, It. porcellana, orig., the porcelain shell, or Venus shell (Cypr[ae]a porcellana), from a dim. fr. L. porcus pig, probably from the resemblance of the shell in shape to a pig s back. Porcelain was… …   The Collaborative International Dictionary of English

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