The lustrous pearl is said to have a calming effect that eases tension. Pearl used for crafting is often compared to using crystal or stone. Summary::An ideal material for use in aquatic environments. Long lasting and available, but it does take some work to put it to any use. Pearl isn't just those little round gems-of-the-sea, its the shell too, and therein lies the biggest cache of potential. From pieces of a clam's great shell, to thousands of small shells linked together to form chain mail, pearl gear is useful and elegantly pleasing to look at. However, it comes at a price. It also comes in four different colored varieties for several purposes.