Tech from Nature: Ceramics Mimic Mother-of-Pearl

Publish date: 2022-09-21

Abalone Nacre

A close look at nacre, or mother-of-pearl, in an abalone shell, a type of marine mollusk. [Read More: Mother-of-Pearl Inspires New Ceramics]

Stacked Nacre

The stacked arrangement of nacre makes it incredibly strong, because cracks cannot travel in a straight line through the material.

Abalone Nacre Close

Nacre is made of calcium carbonate mortared together with organic proteins.

Real and Synthetic Nacre

A comparison of real nacre (top) and a ceramic made to mimic natural mother-of-pearl.

Crack Path

This low-magnification image shows the circuitous route a crack must take through the synthetic mother-of-pearl material.

Magnified Crack

A crack must zig-zag its way through the stacked platelets in the new ceramic.

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