Pearl Origins and Pearl Fishing
Although most gemstones are minerals, gemologists include pearls and other organic materials such as amber, coral, ivory, and jet in their lists of precious gems. Pearls can be found in…
Read moreAlthough most gemstones are minerals, gemologists include pearls and other organic materials such as amber, coral, ivory, and jet in their lists of precious gems. Pearls can be found in…
Read more