The shape of the pearl is various, and it has a round shape, a pear shape, an egg shape, a teardrop shape, a button shape, and an arbitrary shape, and a circle is preferred. Heterogeneous.
The colors are white, pink, light yellow, light green, light blue, brown, lavender, black, etc., mainly white. White streaks. It has a typical pearl luster with a soft luster and a rainbow glow. Transparent to translucent.
The refractive index is 1.530-1.686 and the birefringence is 0.156. No dispersion phenomenon. Hardness 2.5-4.5.
The density of natural freshwater pearls is generally 2.66-2.78g/cm3, which varies depending on the place of production. No clerk. Good toughness. Under short-wave ultraviolet light, the pearls are white, light yellow, light green, and blue, and the black pearls are reddish-fluorescent; under X-rays, there are yellowish white fluorescence. Foaming with hydrochloric acid.
Necklace is the main variety of jewelry. Necklace is one kind of jewelry which hanging on the neck. Necklace is very popular with everyone, especially women. There are many different styles of necklace, we have Tassel Necklace , Tattoo Choker , Lace Necklace , Fur Ball Necklace , Chain Necklace , Natural Stone Pendant, Necklace For Man , Pearl Necklace , Shamballa Necklace, Vintage Necklaces, Rhinestone Alloy Necklace and so on.
When we choose to wear one necklace, we need to consider its design and color, to check if the necklace match our ages, our clothes, even other kinds of jewelry which we wear. For older people, we will choose higher quality styles, like Gold necklace, Pearl necklace, Jade necklace and so on. For younger people, we will choose more statement necklace, like tassel necklace, fur ball necklace, Vintage Necklaces and so on. For Children, we will choose more cute styles, like shamballa necklace, tattoo choker, plastic necklace and so on.
Different necklace will bring us a different life.
Necklace
Tassel Necklace,Tattoo Choker,Lace Necklace,Chain Necklace
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