ultramarine ash


Definition of ultramarine ash

  1. 1 :  a delicate bluish gray pigment obtained as a residuum from lapis lazuli after the extraction of ultramarine and used by the old masters as a middle or neutral tint for flesh, skies, and draperies

  2. 2 :  a variable color averaging from blue ultramarine ash to gray ultramarine ash

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Origin and Etymology of ultramarine ash


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a brief usually trivial fact

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