Every mollusk which produces
Every mollusk which produces shell can make pearls. However, natural pearls are uncommon and perhaps can be found for one in every ten thousand animals. The pearl industry has begun since 20th century and has developed certain methods to induce pearl production.
Generally, pearls can be classified into two categories the natural and cultured pearls. Natural pearls are those produced when an intruder enters into the shell of any mollusks enabling it to grow into nacre around the shells’ particles. Natural Pearls are very rare and thus quite expensive.
Cultured Pearls are pearls also growing inside the mollusk but with interference from human. An object is inserted inside the shell and will be coated with nacre layers. The thicker the nacre coating the more durable the pearl will be. The coating of nacre and its depth will depend on the mollusk type, the water and how long a thing lives in the mollusks.
It is quite evident that many pearls are produced these days. Men have learned how to culture these gems. One process is putting shells beads inside oysters and returning it to the water to let it produced more. Cultured pearls are produced mostly in Japan. In South Pacific where there are warmer waters, larger oysters are
In the last several years, consumers have been turning away from natural diamonds and buying man-made diamond jewelry. There are several companies leading the diamond simulant industry: ASHA, CARAT, Russian Brilliants, and Diamond Nexus Labs. Each company has different policies for returns, exchanges, and guarantees. This article deciphers which companies offer the most thorough policies, as a reference for your next purchase of synthetic diamond jewelry.
How Much Time Do I Have? You scroll through the various sites and decide on a piece of lab-created diamond jewelry, order, and wait for it to arrive. Now that it’s here, decide quickly if you need to take any further action if you ordered from Russian Brilliants, because they have a seven day refund policy (minus shipping costs). You have more than a week if you ordered from ASHA, with their policy being 14 days from the day you receive your shipment. If you choose to go with CARAT you have 30 days to return the package but you must notify them within 7 days that you intend to return the shipment, however you will have to return your purchase to China, as that is where they are based. With Diamond Nexus Labs, you have a full 30 days to inspect and enjoy your lab-created diamond jewelry. Additionally, only with Diamond Nexus Labs is it acceptable to actually wear your jewelry; both CARAT and ASHA state in their policy that the items must be returned unworn.
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