Some people kill live mussels in the street to get pearls. Why can pearls be taken out of mussels?

As an exquisite ornament, pearls are loved by many people. In our impression, a string of pearls ranges from several hundred to tens of thousands in the world. However, street vendors often slaughter live mussels to get pearls, string necklaces and grind pearl powder on the spot, and the price is very cheap.

We all know that pearls are divided into natural pearls and cultured pearls. The pearls commonly found in our lives are generally cultured pearls, so the variety and quality are controllable. Even if you don't open the shell, you can know what the quality of pearls in mussels is.

Mussels live in the sea, and sand occasionally enters the shell, which is difficult to discharge. At this time, mussels will try to expel the sand from their bodies and secrete a substance to help remove the sand. However, if the sand is not removed, it will continue to secrete this substance. Over time, pearls will be formed with the increase of secretions wrapped in sand. Mussels are round because they squirm out sand. In this process, they will naturally wrap the sand evenly to form round pearls, which is a long-term process.

Why can pearls be taken out of mussels?

Merchants will kill mussels privately in advance and then sell them on the market. So it is easy to take out pearls from mussels.

Although the pearls obtained by slaughtering live mussels in the street are genuine, people's expectations should not be too high. I bought them just for fun and simple decoration. Don't expect to buy pearls of good quality. After all, pies don't fall from the sky for no reason If you really like pearls, it is recommended to go to a regular merchant to buy them.