Coral is the skeletal remains of a marine animal, the polyp corallicum, and is principally composed of calcium carbonate. The most beneficial sort of coral is the noble red, Corallicum rubrum. Since Corals are calcified skeletons of sea creatures, they grow in formations resembling the branches of a tree. Most coral used for jewelry comes from the Mediterranean Sea or from the Pacific Ocean close to Japan and Taiwan. Valuable gem corals are formed deep undersea. A particular function of the valuable corals is that they take a perfect polish. In their pure state, corals have a tree-like appearance, which permits the utmost variety of polyps to be fed by vitamins in the water surrounding the colony.
The shade of coral ranges from white to red. It grows in branches that appear to be underwater trees. Beautiful coral jewelry is made and worn in many parts of the world. Coral in the type of coral stone and gold jewelry is among the many most ancient of gem supplies; coral jewelry has been made in many elements of the world and used for adornment since prehistoric times. Coral inlays and coral jewelry have been discovered from the Iron Age. Coral has a history of non secular significance. Located at a depth of between three and three hundred meters coral may be found along the shores of the western Mediterranean, Japan, Hawaii, Australia, Bay of Biscay, Canary Islands and Malaysian Archipelago.
History: Tibetan Lamas use coral rosaries. It is without doubt one of the seven treasures mentioned in the Buddhist scriptures, Coral Jewelry like coral bangles, coral necklace , coral rings, worn against the skin, touching it, was long regarded as powerful talisman that might cease bleeding, protect from evil spirits, and ward of hurricanes.
Imitation coral and identification. (1) stain marble: was even red shade, with a granular structure, no cross-section concentric circles like structures, with no uniform stripes, with a cotton swab dipped Acetone Wipe, swab showed red. (2) pink glass: glass gloss, comprises air bubbles, conchoidal fracture, case of hydrochloric acid does not bubble. (three) pink plastic: shouldn't have the distinctive coral banded structure, with the use Mildew Marks left by the occasion isn't effervescent hydrochloric acid. (4) "Gilson" artificial corals: fantastic granular construction, see the transparency of pure coral a barely totally different color or banded construction, density 2.45g/cm3, smaller than the pure coral.
Good form coral Regular decorative stone carving works of art can do to raw materials or processed into Necklace, Ring, Bracelet, Brooches, earrings and so on. Coral can be utilized for medicinal, "Coral wine" is a superb tonic, diuretic can sweat.
Coral protection. As a result of the chemical composition of coral is CaCO3, chemically unstable, scorching summer time, when the body sweat, wearing a coral necklace should not be a long time, because of sweat and acid secretion within the salt will corrode the coral. Coral shouldn't have extra contact with Cosmetic, Perfume, Alcohol, salt, oil and vinegar. The construction of coral density, there may be porosity, simply dirty, cleansing with a light soap and water.