nacre

Example Sentences

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However, the exact processes and conditions that lead to nacre, a composite of biopolymers and platelets of crystalline calcium carbonate, are the subject of intense debate among experts, and different theories exist.

From Science Daily • Jan. 12, 2024

The mollusc deposits layers of aragonite and conchiolin, which together form nacre, also know as mother-of-pearl.

From BBC • Sep. 5, 2022

Dull on the outside, its nacre gleams pearlescent within.

From Seattle Times • Sep. 14, 2021

Some bivalves like oysters and mussels have the unique ability to secrete and deposit a calcareous nacre or “mother of pearl” around foreign particles that enter the mantle cavity.

From Textbooks • Apr. 25, 2013

In the bright water lie hundreds of the shells of the fresh-water mussels, the bearers of pearls sometimes, and always lined with that of which pearls are made, the lustrous nacre.

From The Naturalist on the Thames by Cornish, C. J. (Charles John)