nacres

A moist haze ascended, a sort of rainy dust, bringing fresh whiffs of air to Florent's face, whiffs of that salt, pungent sea breeze which he remembered so well; while in such fish as was already laid out he once more beheld the rosy nacres, gleaming corals, and milky pearls, all the rippling colour and glaucous pallidity of the ocean world.

The Fat and the Thin ��mile Zola 1871

And of course, there are the beautiful nacres, formed from thin clear layers of shell.

Grim's Hall 2010

The proprietaries appointed Sir William Berkley, then Go - vernor of Virginia, general luperintendent of the affairs of the county of Albermarle, within the boundaries of whi. ch, a fmall plantation, of the New-Englanders probably, had been eftablifhed for fome years, on the north-eafhcrn nacres of the river Cliowan,

An historical, geographical, commercial, and philosophical view of the United States of America, and of the European settlements in America and the West-Indies Winterbotham, William, 1763-1829. cn 1796