Mother-of-pearl is the hard ... In preparing the rough pearl-shell, the square and angular pieces are cut out with the ordinary brass-back saw, and the circular pieces, such as those for buttons ...

What is it? Well, many of the manicures feature this ethereal, pearly, opalescent finish, a bit like the mother-of-pearl-insides of a mollusc shell. So there, I’m calling it: shell nails are ...

The oyster or mussel slowly secretes layers of aragonite and conchiolin, materials that also make up its shell. This creates a material called nacre, also known as mother-of-pearl, which encases the ...

To protect itself from the invader, the mollusk starts to coat the debris with nacre, or mother-of-pearl, the same material that lines the inner layer of its shell. It continues doing this ...

By secreting layers of aragonite and conchiolin, the same substances that are in its calcium carbonate shell, the mollusc creates a material called nacre, commonly known as mother-of-pearl. The oyster ...

The shiny layer inside the shell is called the nacre, or mother of pearl. HABITAT: Freshwater mussels live on river bottoms and most require clean, flowing water to survive and reproduce. RANGE: ...