4000 years ago, Chinese was hungry, he is open to some shells and feed themselves impose. He became the first person to be a gem!
In the past, pearl strand, pearls were in many parts of the world. Today they are mainly in Bahrain and there are reports of natural pearls from Australia to the Indian Ocean.
Beads made of calcium carbonate and cochiolin. It is assumed that a foreign body in the cup, finally, a gem. For example, if a grain of sand from the shell mold, annoying intruder enters the auction begins a layer of calcium carbonate and conchiolin. Finally, the grain becomes a pearl.
If you can take care of itself makes perfectly round shape pearls. There are eight basic shapes. They may be circular, semicircular, button, teardrop, pear, Baroque and circled. Of course, the perfect round is very rare and therefore most expensive. He found a way to produce pearls, but they have never been so beautiful, like nature.
In Japan, they found a way to create a perfect pearl. It's almost like surgery. They introduce something into the body of an oyster, while at the same time, they must be very careful to avoid damage to oysters.
The largest was 5 cm long circumference of 10 centimeters. You can only really useful when found in the wild, but because they are very rare, most pearls are cultured or grown (pearl oysters) are. Sea pearls are more expensive than fresh water. There are, of course, fake, which generally are not very expensive.
In the development of the pearl oysters begin to make some kind of colored balls (they can be pink, Rice, silk or gold), china pearl jewelry, but more interestingly, the black pearl. Oysters, which produce as Margaritifera Pinctada. They are called "black pearls from Tahiti," as they grew up in Tahiti.
In the past, hunting was the only way to harvest pearl beads. The divers would dive into bed with a sea or river bed, and collect them. They were supposed to check each pearl, because all the pearl oysters in it. In fact, three tons of beads, only three or four.
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