description Coral Overview
Coral is an organic gemstone material formed from the calcareous skeletons of marine coral organisms. Red and pink varieties have been used for beads, carvings, and jewelry for centuries, with Mediterranean red coral being one of the best-known gem materials. Coral is intended for decorative use and is distinguished from most mineral gemstones by its biological origin, relatively low hardness, and porous structure.
help Coral FAQ
What is coral used for in jewelry?
Coral is shaped into beads, carvings, and jewelry. Red and pink varieties have been used for these purposes for centuries.
Is coral a mineral gemstone?
No. Coral is an organic gemstone material formed from the calcareous skeletons of marine coral organisms.
What is Mediterranean red coral?
Mediterranean red coral is one of the best-known coral gem materials. Its deep red color has made it especially recognizable in traditional beads and jewelry.
How does coral form?
Coral forms from the calcareous, or calcium-carbonate-based, skeletons of marine coral organisms. Gem-quality pieces are then cut or polished for ornamental use.
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