The Capital of China is, by far, the 3rd most populated city in the world. Having population of 21.5 million (21,516,000), with a population density of 1,300/km2, it is countryâs center for education, culture and politics. Talking about politics, this city is the hub of politics in the country for, as long as, eight centuries.
A pearl is an organic mineral mixture formed with the soft living tissue of a shelled mollusk.Chemically pearls are made of calcium carbonate, either the mineral aragonite or a mixture of aragonite and calcite, sometimes also with minor vaterite.Pearls are used as gemstones, but are not regarded as true minerals due to their organic origin. pearl is an organic mineral mixture formed with the soft living tissue of a shelled mollusk.
The name Pearl is taken from the gemstone, like the earring worn by the girl in the portrait The Girl with a Pearl Earring by Jan Vermeer. Pearl is a primarily feminine given name derived from the English word pearl, a hard, roundish object produced within the soft tissue of a living, shelled mollusk. Pearls are commonly used in jewelry-making. The pearl is the birthstone for the month of June. Pearls have been associated with innocence and modesty.