Such as oysters produce pearls

Most of the gems are buried and can be found in rocks and soil removed. But this gem, which is produced by living organisms. Yes, you're right. This is a gem, the queen of all gemstones. Pearl producing mollusks such as oysters. This is especially true for pearls, which distinguishes it from all other gems. Other shellfish like clams and mussels can also be pearls, but it is a very rare event, unlike oysters. Most of pearls, if not all, oysters are produced in an environment of salt water or fresh water. It can also be generated or it can also be cultivated. So you want to know how oysters make pearls? Then read on.
Perle essential substance with layers and layers of nacre is covered. Pearl created the material through the mantle and the mantle body, which is a shell oysters with minerals it produces food, eating oysters. Thus, the formation of a pearl begins when an irritant, a foreign body, such as sand, dirt or any other part of the shell. sheath is irritated, and the response includes an irritant with layers and layers of nacre. This process eventually forms a pearl.
Beads can be obtained in two ways. This, of course, can be obtained, and can also be cultivated. Pearl the process of education as natural pearls. Their only difference is that this is not due to human intervention in natural pearls. That's all the work of Mother Nature. And what you have. Here's how pearls are made.