YAHOO's Take on Pearls

Mikeyy

Pearl Diver
Joined
Dec 7, 2006
Messages
1,083
I found this today. Try the link. There is video

How an Oyster Makes a Pearl

That lovely strand of pearls around your grandmother’s neck? Every single one of those iridescent orbs began its life in the belly of an oyster as a piece of ocean gunk, an errant piece of sand, or food that became wedged inside the oyster’s calcified shell.

So we learn in the above video from SciShow, which breaks down the salty science behind these treasured gems of the sea.

But the rarest pearls of all aren’t the pricey ones gleaming in jewelry store windows. Nope, they’re the ugly little things oh-so-rarely found at the raw bar, tucked between the briny folds of a freshly shucked oyster.

The oysters we eat, whether they hail from the marshlands of Virginia or the glacial waters of Washington State, are called “true oysters.” Although it’s possible for true oysters to produce pearls—it’s a protective reaction to foreign bodies within the shell—they’re without luster and have no commercial value. They’re nothing like the gorgeous things produced by the aptly-named “pearl oysters.”

Pearls are very rarely found in true oysters, but it does happen: In 2013, a British man bit down on a gritty pearl that was inside a freshly shucked Pacific oyster. The previous year, a Mardi Gras reveler in New Orleans discovered one in a fried oyster, and a South Carolinian woman in an oyster-topped pizza.

Cool! But since they’re worthless, we’ll take our oysters pearl-free, thanks very much.



http://www.youtube.com/watch?v=tIOSWAbUf74#t=18


https://www.yahoo.com/food/that-lovely-strand-of-pearls-around-your-94167585096.html
 
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When people use the internet for researching an article, they get a mixed bag of information. :)
 
Agreed, GemGeek, but there are lots of credible sources online (scholarly sources, peer-reviewed, academic articles (example JSTOR), etc.). I would suggest an online university library, or worldcat, Google scholar, etc
 
Agreed, GemGeek, but there are lots of credible sources online (scholarly sources, peer-reviewed, academic articles (example JSTOR), etc.). I would suggest an online university library, or worldcat, Google scholar, etc

I might suggest pearl guide as well!
 
Nothing more irritating than the word irritant as it applies to pearls.

ir?ri?tant
/ˈirədənt/
noun: irritant; plural noun: irritants

1- a substance that causes slight inflammation or other discomfort to the body.

2- a thing that is continually annoying or distracting.

Oysters have no brain, so there's no discomfort. Likewise, inflammation only occurs in creatures with endoskeletons.

The correct word is perforation.

per?fo?ra?tion
/ˌpərfəˈrāSH(ə)n/
noun
noun: perforation; plural noun: perforations

1- a small hole in a thin material or web made by boring or piercing; an aperture passing through or into something.

Even then, mabe (extrapallial) pearls are none of that, insomuch as "painted" to the shell.
 
Likewise, abalone horns don't form from perforations either. Many, if not most mussel pearls are caused by blocked gonoducts. Hormonal disorders or blood acid/base imbalance cause pearls in the absence of perforations too. Those are infections.
 
I remember thinking, "Where to start?". When correct information is freely mixed with hogwash, it is really tough to help them sort it out and they probably wouldn't care. It's finished "product". A traditional journalist would have vetted the information by finding a school or lab to review the information for accuracy.
 
Okay, now I'm just venting: what's up with that UGLY pearl photo?!!! Yikes.
 
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