Natural pearls are formed when a foreign object, such as a grain of sand, enters the soft tissue of a mollusk, such as an oyster or mussel. In response to the irritation, the mollusk secretes layers of a substance called nacre around the foreign object. Over time, these layers of nacre build up and form a pearl.
One of the unique qualities of natural pearls is that they are completely organic and formed naturally, without any human intervention. This makes each pearl unique, with its own individual characteristics and imperfections. In contrast, most pearls used in jewelry today are cultured pearls, which are formed in a similar way but with human intervention.
Another unique quality of natural pearls is their rarity. Natural pearls are much harder to find than cultured pearls, which are produced on pearl farms. This makes natural pearls more valuable and sought after by collectors and those looking for truly special and one-of-a-kind pieces of jewellery.
Natural pearls also have a warm, glowing luster that is often described as "pearly." This is due to the way the layers of nacre reflect and refract light. The thickness and evenness of the nacre layers can affect the overall appearance of the pearl, with thicker, more even layers producing a higher-quality pearl.
In terms of differences between natural pearls and other types of gemstones is that Natural pearls are typically more valuable and rare than other types of pearls or gemstones.
In the world of jewellery, natural pearls are highly prized for their beauty and rarity. Because they are formed by chance, each natural pearl is unique and has its own individual characteristics, such as size, shape, colour, and lustre. Natural pearls can range in colour from white to cream to yellow to pink to purple to black, and they can have a variety of shapes, including round, oval, teardrop and button.
Because of their rarity and unique qualities, natural pearls are often used in high-end jewellery, such as necklaces, earrings, and pendants. They are also often used as accents in pieces that feature other gemstones. Natural pearls are usually more expensive than cultured pearls, and are often considered a symbol of wealth and luxury.