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Layers of calcium carbonate , or laminated aragonite.

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15y ago

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Related Questions

What is the name of the substance that the oyster produces to create a pearl?

Nacre


How do I get nacre?

nacre is the substance that covers a pearl naturally as it is forming


What is the name of the substance inside a mullusk shell that makes and protects the pearl?

Nacre


What is the name of the lining of an oyster shell called?

I believe it is is called nacre. I read that nacre is what pearls are formed from.


Is nacre pearl real pearl?

"Nacre" is not a type of pearl, but rather the material coating that creates a pearl. A pearl is made up of layers and layers of a substance called nacre -- calcium carbonate and protein. The thicker the nacre is, the more durable and valuable the pearl. The average thickness of a cultured pearl's nacre ranges from 1mm to 3mm. "Nacre" is a pearly substance that mollusks secrete around irritants. Thick, overlapping nacre layers create a strong luster and a valuable pearl. Thick nacre layers take years to build up. It can be used to determine whether a pearl is real.


What is a bacteriocide?

A bacteriocide is an alternative name for a bactericide, a substance which kills bacteria.


What is the scientific name for Mother of Pearl?

The scientific name for Mother of Pearl is nacre. Nacre is a composite material produced by some mollusks as an inner shell layer. It is composed mainly of aragonite, a mineral form of calcium carbonate.


How do seashells get their colors?

The colouring that occurs on the inside of shells from the ocean is a result of a substance called nacre. Some types of molluscs secrete nacre as a defence mechanism (this is how pearls are formed, for example). Nacre is a combination of calcium carbonate (CaCO3) and an organic glue-like substance - possibly conchiolin - that holds it together. The reason nacre has such iridescent colours is that the thickness of the calcium carbonate layer is similar to the wavelength of light. This means that light reflected from the outer surface interferes with light reflected from the inner surface, and this interference produces different colours depending on the angle at which they are viewed.


What is acylglycerophosphoethanolamine?

Acylglycerophosphoethanolamine is an alternative name for phosphatidylethanolamine, commonly known as cephalin, a substance found in the cells of nervous tissue.


How thick is the nacre?

The thickness of nacre, which is also known as mother-of-pearl, can vary depending on the type of mollusk it comes from. Typically, nacre can range from around 0.3 millimeters to 3 millimeters in thickness.


What do you call a twin crystal or diamond also another term for a chiastolitd?

nacre Macle - nacre is the lining of a shell


Do genuine pearls peel?

No, genuine pearls do not peel. Pearls are formed when an irritant like a grain of sand becomes encased in nacre, a protective substance secreted by oysters or mollusks. This process creates layers of nacre that give pearls their unique luster and beauty.