Answer:
Pearls are the only gemstones created by living organisms, despite being referred to as a gemstone,a pearll is largely different due to how they are created,unlike emeralds,rubies and sapphires,which are created from deep inside the earth, pearls are created by shellfish called mollusks.Mollusks that are able to produce shell,are also able to produce pearls.
Explanation:
Pearls are unique among gemstones because they don't arise from the depths of the earth but from the sea.
thats my answer <3
