EXAMPLES FROM THE WEB FOR NACRE
The value of the pearl is based on the brilliancy of the nacre, the size, and the form.
The specimens collected by Mr. Schoolcraft, vary much in the color of the nacre.
The nacre of the columella and within the aperture is bluish-green, and the operculum is rich olive.
If any one ask: Has not the self-conscious entity that underlies the illusion about nacre, &c., knowledge only for its nature?
Nacre is the hard and brilliant substance with which the valves of certain shells are lined in the interior.
Most of the bivalves are supplied with nacre; some of them even yield a blue, or blue and violet pigment.
The Gold-mouthed Turbo is so named from its nacre being of a rich golden yellow.
The story is better known, however, by Anatole France's version, included in his "tui de Nacre" .
Thin rind of a moon hung low in the west, a cold glow of nacre.
The pearls are polished by shaking them together in a bag with nacre powder.
WORD ORIGIN
1590s, "type of shellfish that yields mother-of-pearl," from Middle French nacre (14c.), from Italian naccaro (now nacchera), possibly from Arabic naqur "hunting horn" (from nakara "to hollow out"), in reference to the shape of the mollusk shell. Meaning "mother-of-pearl" is from 1718.