Pearl is made up of calcium carbonate produced within the soft tissue of a living shell. The ideal pearl has perfect round shape and smooth surface, however many other shapes of pearls are more common.
Adding pearls elements to jewelry design creating classic elegance to contemporary style. There are numerous type of pearls use for beading and jewelry design today.
1.1. Salt water pearls
1.2. Fresh water pearls
2.1. Akoya pearls - first cultered salt water pearls, originally cream white colour
2.2. Black pearls / Tahitian pearls - salt water pearls, originally black in colour
2.3. Fresh water pearls - popular choice due to it's cost
Swarovski® Crystal Pearls - from Austria, highest quality
3.2. Bohemian Pearls - from Czech Republic
3.3. Hemalyke Magnetic Pearls
3.4. Acrylic Pearls
The above are only some of the information I gather, feel free to drop me comments ya!