White Coral Gems
Precious coral grows in rocky seabottoms, typically in dark environments in the depths or in dark caverns. Coral gemstones are composed of hard calcium carbonate, colored by carotenoid pigments. Coral exhibits a range of colors, from warm reddish pink colors to salmon pink, and even deep red to black; White coral is often with slight pinkish hue and some white coral can be the result of color enhancements. Coral belongs to the small and unique group of organic gems, which also includes pearl, mother-of-pearl, amber, petrified wood, ivory and jet.