Pearl-producing mussels generally come from families Pteriidae, but commonly referred to only certain types such as gold or silver-lip pearl oyster (pearl shell gold lip or lip silver) Pinctada maxima, the black-lip pearl oysters (black lip pearl oysters) Pinctada margaritifera, Akoya pearl oyster (Akoya pearl oysters) Pinctada fucata and the winged-pearl oyster (winged pearl oysters) Pteria penguin.
All members of this family live in the sea. Pearl-producing mollusk while others are so far known from several groups of abalone and other gastropods as well as several types of shells of freshwater bivalves.
Each type of pearl oysters produce pearls with different specifications. Pinctada maxima produces relatively larger pearls of all types of shellfish-producing pearls, silver, gold and beige. This species is widely cultivated in Indonesia, Burma, Thailand and Australia.
While shellfish species Pinctada margaritifera is a prima donna south pacific countries. The resulting pearl color varies from beige to black. The black color is the color of pearls customer demand world today. Thus it was very expensive. The diameter of the resulting pearls are generally smaller than those produced Pinctada maxima.
While Pinctada fucata is a widely cultivated species in Japan, and Pteria penguins are not widely cultivated because so far the results are intended only in certain circles given the form of pearls produced are generally not round.
1. PEARL of GOD ( ALLAH )/ Pearl of Lao-Tze
Pearl of Allah (officially known as Lao-Tze pearl) is the world's largest pearl was found in 1934 off the coast of Palawan Island by a Filipino diver.
Pearls are used as gifts to Wilbur Dowell Cobb by chiefs in Palawan in 1936 because Cobb had saved his life.
Cobb descendants sold the pearl to a jewelry store in California in 1980 at a price of U.S. $ 200,000. Price is currently estimated at 40 million U.S. dollars.
This giant pearl found in the giant clam Tridacna gigas. Things could not be produced by pearl oysters from Family Pteriidae or pearl-producing mussels of the other types.
Form pearl Pearl of Allah does not irregular (baroque) and brain resembles a large head. Which reached 23.8 cm long and weighs 6.4 pounds making it the largest pearl found so far.
2. La Peregrina
La Peregrina or the rover (the traveler) is a pearl found in the Perlas Islands, off the coast of Panama in the 1500s. That said, the pearl was discovered by a slave who wants freedom as payment of the discovery of pearls.
Pearl was taken and submitted to the Spanish King Phillip II and the king presented him to Queen Mary, as a wedding gift. Brother of Napoleon I, Joseph Bonaparte took the pearl and took it to France and finally came the pearl to the Duke of Abercrombie.
Finally, the pearl was purchased at a price of 37 thousand U.S. dollar by Richard Burton and present it as a Valentine's Day gift to Elizabeth Taylor. The uniqueness of this pearl, in addition to such a long journey, he has a shape like a tear or a pear, and weighs 10,192 grams.
3. Big Pink Pearl
This large pink colored pearl worth 4.7 million U.S. dollars in 1991. He recorded in the Guinness Book of Records as the largest pearl found from abalone (Haliotis).
Baroque-shaped and having an equivalent weight of 470 carat 94 grams. Pearl is owned by Wesley Rankin who found it in Salt Point State Park, California in 1990.
4. Abernathy Pearl
Natural freshwater pearl was discovered by William Abernathyl, the pearl divers in the river Tay in 1967. With a weight of 44 grains, pearls are considered the most perfect pearl is found from the rivers in Scotland. Pearl is named "the little willie".