mineral blue

Mineral \Min"er*al\, a.
   1. Of or pertaining to minerals; consisting of a mineral or
      of minerals; as, a mineral substance.
      [1913 Webster]

   2. Impregnated with minerals; as, mineral waters.
      [1913 Webster]

   {Mineral acids} (Chem.), inorganic acids, as sulphuric,
      nitric, phosphoric, hydrochloric, acids, etc., as
      distinguished from the {organic acids}.

   {Mineral blue}, the name usually given to azurite, when
      reduced to an impalpable powder for coloring purposes.

   {Mineral candle}, a candle made of paraffin.

   {Mineral caoutchouc}, an elastic mineral pitch, a variety of
      bitumen, resembling caoutchouc in elasticity and softness.
      See {Caoutchouc}, and {Elaterite}.

   {Mineral chameleon} (Chem.) See {Chameleon mineral}, under
      {Chameleon}.

   {Mineral charcoal}. See under {Charcoal}.

   {Mineral cotton}. See {Mineral wool} (below).

   {Mineral green}, a green carbonate of copper; malachite.

   {Mineral kingdom} (Nat. Sci.), that one of the three grand
      divisions of nature which embraces all inorganic objects,
      as distinguished from plants or animals.

   {Mineral oil}. See {Naphtha}, and {Petroleum}.

   {Mineral paint}, a pigment made chiefly of some natural
      mineral substance, as red or yellow iron ocher.

   {Mineral patch}. See {Bitumen}, and {Asphalt}.

   {Mineral right}, the right of taking minerals from land.

   {Mineral salt} (Chem.), a salt of a mineral acid.

   {Mineral tallow}, a familiar name for {hatchettite}, from its
      fatty or spermaceti-like appearance.

   {Mineral water}. See under {Water}.

   {Mineral wax}. See {Ozocerite}.

   {Mineral wool}, a fibrous wool-like material, made by blowing
      a powerful jet of air or steam through melted slag. It is
      a poor conductor of heat.
      [1913 Webster]
    

Blue \Blue\ (bl[=u]), n.
   1. One of the seven colors into which the rays of light
      divide themselves, when refracted through a glass prism;
      the color of the clear sky, or a color resembling that,
      whether lighter or darker; a pigment having such color.
      Sometimes, poetically, the sky; as, to fly off into the
      blue.
      [1913 Webster]

   2. A pedantic woman; a bluestocking. [Colloq.]
      [1913 Webster]

   3. pl. [Short for blue devils.] Low spirits; a fit of
      despondency; melancholy. [Colloq.]
      [1913 Webster]

   {Berlin blue}, Prussian blue.

   {Mineral blue}. See under {Mineral}.

   {Prussian blue}. See under {Prussian}.
      [1913 Webster]