Aurum mosaicum

from The Collaborative International Dictionary of English v.0.48
Mosaic \Mo*sa"ic\, a.
   Of or pertaining to the style of work called mosaic; formed
   by uniting pieces of different colors; variegated;
   tessellated; also, composed of various materials or
   ingredients.
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         A very beautiful mosaic pavement.        --Addison.
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   {Florentine mosaic}. See under {Florentine}.

   {Mosaic gold}.
   (a) See {Ormolu}.
   (b) Stannic sulphide, {SnS2}, obtained as a yellow scaly
       crystalline powder, and used as a pigment in bronzing and
       gilding wood and metal work. It was called by the
       alchemists {aurum musivum}, or {aurum mosaicum}. Called
       also {bronze powder}.

   {Mosaic work}. See {Mosaic}, n.
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from The Collaborative International Dictionary of English v.0.48
Aurum \Au"rum\, n. [L.]
   Gold.
   [1913 Webster]

   {Aurum fulminans} (?). See {Fulminate}.

   {Aurum mosaicum} (?). See {Mosaic}.
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