Potters clay

Potter \Pot"ter\, n. [Cf. F. potier.]
   1. One whose occupation is to make earthen vessels. --Ps. ii.
      9.
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            The potter heard, and stopped his wheel.
                                                  --Longfellow.
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   2. One who hawks crockery or earthenware. [Prov. Eng.] --De
      Quincey.
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   3. One who pots meats or other eatables.
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   4. (Zool.) The red-bellied terrapin. See {Terrapin}.
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   {Potter's asthma} (Med.), emphysema of the lungs; -- so
      called because very prevalent among potters. --Parkers.

   {Potter's clay}. See under {Clay}.

   {Potter's field}, a public burial place, especially in a
      city, for paupers, unknown persons, and criminals; -- so
      named from the field south of Jerusalem, mentioned in
      --Matt. xxvii. 7.

   {Potter's ore}. See {Alquifou}.

   {Potter's wheel}, a horizontal revolving disk on which the
      clay is molded into form with the hands or tools. "My
      thoughts are whirled like a potter's wheel." --Shak.

   {Potter wasp} (Zool.), a small solitary wasp ({Eumenes
      fraternal}) which constructs a globular nest of mud and
      sand in which it deposits insect larv[ae], such as
      cankerworms, as food for its young.
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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.
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   2. (Poetry & Script.) Earth in general, as representing the
      elementary particles of the human body; hence, the human
      body as formed from such particles.
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            I also am formed out of the clay.     --Job xxxiii.
                                                  6.
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            The earth is covered thick with other clay,
            Which her own clay shall cover.       --Byron.
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   {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.
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