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How do oysters make pearls, and what is the difference between natural and cultured pearls? ... Cultured pearls are created by the same process as natural pearls, but are given a slight nudge by pearl harvesters. To create a cultured pearl, the harvester opens the oyster shell and cuts a small slit in the mantle tissue.
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animals.howstuffworks.com/marine-life/question630.htm
animals.howstuffworks.com/marine-life/question630.htm
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Pearls: A Natural Product; Unlike gemstones produced deep inside the earth, pearls are created by living creatures called mollusks. Mollusks live in marine or freshwater environments, and even on land.
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www.fieldmuseum.org/pearls/making.html
www.fieldmuseum.org/pearls/making.html
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Pearls were created when a foreign body of some sort, such as a grain of sand or a parasite, found its way into a pearl oyster. The oyster reacted by coating the irritant with layer upon layer of the pearly substance known as 'nacre', that gives the pearl its unique appearance and iridescent beauty.
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www.costellos.com.au/pearls/index2.html
www.costellos.com.au/pearls/index2.html
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Pearls Exhibition | Cherished as symbols of purity and perfection, elegance and affluence, pearls are unusual gems, created inside living animals called mollusks. Occurring naturally in a wide range of sizes, shapes and colors, pearls have long captured the attention of scientists as well as socialites. ... Kids and Families...
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www.amnh.org/exhibitions/pearls/
www.amnh.org/exhibitions/pearls/
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Pearls Exhibition | Cherished as symbols of purity and perfection, elegance and affluence, pearls are unusual gems, created inside living animals called mollusks. Occurring naturally in a wide range of sizes, shapes and colors, pearls have long captured the attention of scientists as well as socialites. ... Kids and Families...
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www.amnh.org/exhibitions/pearls/what/index.html
www.amnh.org/exhibitions/pearls/what/index.html
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When a piece of gritty sand gets lodged in the oyster, kind of like getting something in your eye, the oyster secrets a substance called nacre to surround the irritation. Over time, the layers of nacre build up to form the pearl. The longer...
http://www.funadvice.com/q/how_are_pearls_created
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NATURAL & CULTURED PEARLS ... A pearl is a natural gem created by a living organism. When a foreign object is introduced into a mussel or oyster, the animal is stimulated into coating the irritant.
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www.colonialopal.com.au/colonialpearl/history.html
www.colonialopal.com.au/colonialpearl/history.html
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Glitzy Glass Pendant Pearls ... pendants, necklaces, chain, pearls, glass pendants, created by mom, Glitzy Glass Stars ... Pendant Pearls | CreatedByMom.Com...
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www.createdbymom.com/category_s/51.htm
www.createdbymom.com/category_s/51.htm
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24 Hour Shipping on most orders. Card Abstract Art Silver And Pink Pearls created by Darling_Gifts. This design is available in several sizes and is totally customizable. ... created by Darling_Gifts (4/22/2009 11:21 PM) ... Card Abstract Art Silver And Pink Pearls by Darling_Gifts...
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www.zazzle.com/card_abstract_art_silver_and_pink_pearls...
www.zazzle.com/card_abstract_art_silver_and_pink_pearls-137166248182640857
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