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Pearl

en.wikipedia.org/wiki/Pearl

Cultured or farmed pearls from pearl oysters and freshwater mussels make up the ... All shelled mollusk can, by natural processes, produce some kind of "pearl" .... Although imitation pear...

www.ask.com/youtube?q=How Does an Oyster Produce a Pearl?&v=tIOSWAbUf74
Aug 5, 2014 ... Quick Questions gives you the low-down on how oysters turn a tiny bit of gunk into a lovely, valuable pearl. ---------- Like SciShow? Want to help ...

How Do Oysters Make Pearls? - LiveScience

www.livescience.com/32289-how-do-oysters-make-pearls.html

Nov 20, 2012 ... A natural pearl begins its life inside an oyster's shell when an intruder, such as a grain of sand or bit of floating food, slips in between one of the ...

How do oysters make pearls? | HowStuffWorks

animals.howstuffworks.com/marine-life/question630.htm

Oysters are not the only type of mollusk that can produce pearls. Clams and mussels can also produce pearls, but that is a much rarer occurrence. Most pearls ...

How Are Pearls Formed in Oysters? - American Pearl

www.americanpearl.com/historyoyster.html

How Do Oysters Make Pearls? ... How Long Does it Take for Pearls to Develop? ... Some oysters can produce two to three pearls over the courses of their ...

How pearls are formed. How cultured pearls are made

www.thepearlmarket.co.uk/pearl-formation.htm

Some believed pearls to be tears of the gods or dewdrops filled with moonlight that fell ... Most wild, natural pearl producing oyster beds have vanished due to ... like a piece of shell, bone, coral or parasite does the oyster start nacre production .

How Pearls are Formed - Pearls.com

www.pearls.com/pages/how-pearls-are-formed

Lower-quality pearls have often been 'rushed' out of the oyster too quickly ( sometimes a ... Of the pearls produced, only approximately 5% are of sufficient true ...

Does Every Oyster Have a Pearl? | Wonderopolis

wonderopolis.org/wonder/does-every-oyster-have-a-pearl/

Dec 9, 2012 ... It does so by causing the mantle to cover the irritant with layers of nacre. ... While any oyster — and clams and mussels — can produce pearls, ...

How Do Pearls Form? - Marine Life - About.com

marinelife.about.com/od/invertebrates/f/How-Do-Pearls-Form.htm

Man's hand holding oyster shell containing pearls of various sizes. ... and the Pacific from Japan to Australia and produce pearls known as South Sea Pearls.

Everyday Chemistry - How do oysters make pearls?

humantouchofchemistry.com/how-do-oysters-make-pearls.htm

Pearls have fascinated people since ancient times. Their colour, iridescence, shape and smoothness make them fascinating. But do you know that more than ...

Popular Q&A
Q: How often does a Oyster produce a pearl?
A: Pearls begin to form as soon as the irritant is introduced. Nacre is applied layer by layer by the oyster. The larger the pearl the longer it takes. A 3mm pearl... Read More »
Source: answers.yahoo.com
Q: How do oysters produce pearls?
A: Pearls are smooth crystalline calcium carbonate and can form in many species of mollusk. However, the large spherical jewels are formed in "pearl oysters" (pear... Read More »
Source: wiki.answers.com
Q: Does an oyster produce a pearl.
A: Pearls are the result of a biological process - the oyster's way of protecting itself from foreign Read More »
Source: www.chacha.com
Q: How does an oyster make a pearl?
A: Answer Natural pearls Contrary to popular belief, a natural pearls is not formed by a grain of sand. This story is an urban legend. A natural pearl forms inside... Read More »
Source: wiki.answers.com
Q: How does a pearl get in an oyster.
A: It doesn't. The oyster makes a peal when a grain of sand gets trapped in its shell. The sand is covered layer by layer over the time it spends in the oyster unt... Read More »
Source: www.answers.com