In reaction the mollusc begins to produce layers of nacre around the irritant.
Types of pearls.
In natural pearls the irritant generally comes from the water its surrounded by while in cultured pearls a piece of tissue is inserted by people.
They are a byproduct of the culturing process and hence do not happen without human intervention.
Each year we see exciting.
A blister pearl a half sphere formed flush against the shell of the pearl oyster.
Keshi pearls although they often occur by chance are not considered natural.
Types of cultured pearls.
A cultured pearl is formed through the human introduction of an irritant.
A natural pearl is formed accidentally without any human intervention.
There are also different types of mollusks that produce very different looking pearls.
Due to their availability and affordable prices they are among the most popular of all pearl types for both designers and consumers alike.
Saltwater pearls include the akoya cultured pearls grown in japanese and chinese.
Over 10 000 pearls may be sorted before a 16 single strand of beautifully matched pearls is assembled.
Pearls can be found in saltwater and in freshwater.
The first main distinction is a natural and a cultured pearl.
They are quite small typically only a few millimeters.
Pearls are formed when irritants like sand for instance finds its way into the shell of a mollusc.
This is due to their remarkable range of sizes shapes and colors plus their commercial availability at lower price points.
Natural pearls are very rare and therefore very expensive.