Pearl jewelry can be a great option for any special occasion. First, it is important to note that there are two different kinds of pearls: freshwater pearls and saltwater pearls. Though the two look similar, freshwater and saltwater pearls come from two totally different sources. Freshwater pearls form in various species of freshwater mussels, which live in lakes, rivers, ponds and other bodies of fresh water, in both warm and cold climates. Freshwater pearl jewelry, such as freshwater pearl necklaces, tend to be less expensive then saltwater pearls. However, saltwater pearls grow within pearl oysters, which live in oceans. Saltwater…