Most mollusks produce mom of pearl, however solely only a few mollusks produce pearls. Mother of pearl might be harvested from oysters, clams, freshwater mussels, and abalone, to call just a few, and every supply barely totally different coloration variations. For instance, abalone, present in South Africa, Australia, New Zealand, and Japan, produce a number of the world’s most lustrous and colourful sorts of mom of pearl, like blue, inexperienced, and purple. Abalone, nevertheless, don’t produce pearls. Because of the low proportion of mollusks that produce pearls, pearls are extra beneficial than mom of pearl.
Like pearls, mom of pearl is often cream, white, or off-white, however can be discovered as grey, silver, yellow, black, blue-green, purple, and crimson in rarer varieties. The coloration is determined by the kind of mollusk from which it’s discovered. Because mom of pearl covers bigger areas within the shell, it’s usually used for bigger objects, like watch faces, whereas pearls are spherical and made into beads.