These lovely gemstones are fossilized coral. The fossils running throughout the stone can sometimes resemble flowers. The teardrop shaped gemstones are set in a unique spiral sterling silver setting. They measure about 2 inches long by 1 inch wide. Please note: These are natural gemstone pieces and they will vary as represented by the photos.These lovely gemstones are fossilized coral. The fossils running throughout the stone can sometimes resemble flowers. The teardrop shaped gemstones are set in a unique spiral sterling silver setting. They measure about 2 inches long by 1 inch wide. Please note: These are natural gemstone pieces and they will vary as represented by the photos.