Corals are coral populations or bone fossils, named after the ancient Persian sanga (stone). The coral polyp is a marine cylindrical coelenterate. The food enters from the mouth and the food residue is discharged from the mouth. It feeds on the tiny plankton in the ocean and absorbs calcium and carbon dioxide from the sea during the growth process. It secretes limestone and becomes the shell of its own survival.
Red corals and amber and pearls are collectively referred to as the three organic gemstones.
In China, coral is a symbol of good fortune and has always been used to make precious crafts. In the rituals of the Asahi Dynasty, the emperors of the Qing Dynasty often wore pearls made of red coral. Coral also has the effect of beauty and beauty, and it is a famous Chinese medicine.
Crystal of the Sea, an ancient legend about coral
Coral, a gem from the ocean, is also one of the seven treasures of Buddhism, and is inextricably linked to religion and power. In Greek mythology, the hero Posius and the snake banshee battle, the hero Posius finally defeated the banshee, the blood of the banshee reddish the flower of the hero Bosius, the fallen flower is the red jewel - -coral.
Coral King beautiful red coral
When it comes to corals, I have to talk about red corals in particular. Red corals are a species of coral that is very beautiful. Red coral culture has a long history in China and traditional Indian and Indian cultures, especially Indian indigenous peoples and China. Nomadic people such as Tibetans are more fond of red corals, and even use red coral as a shelter for the bodyguard and prayer "God (Emperor)".
Coral figures are like branches, bright and beautiful, and can be used as decorations. Gem-quality corals are red, pink, and orange-red. Red is formed by the absorption of about 1% of iron oxide in seawater during the growth of coral, and black is due to the presence of organic matter.
Pink coral is a favorite of girls. The pink coral color with "Angel Skin" is like the soft skin of an angel. You can also enjoy beauty with pink coral!
How does the beautiful color of coral form?
In the deep waters of red corals, there are a lot of volcanic activities on the seabed. These activities provide a lot of volcanic ash materials. The volcanic ash substances contain a certain amount of macro elements (such as colored elements such as iron, manganese, etc. and colorless element magnesium). , potassium, sodium, etc.) and trace elements (zinc, antimony, chromium, nickel, etc.). After the corals die, they become coral stones, which are replaced by calcium carbonate. This process is called calcification.
During the calcification process, the coral adsorbs various elements in the seawater. If the adsorbed element is mainly iron, the color of the coral stone is red. If the adsorbed element is mainly magnesium and has a little iron, then the coral stone The color will be pink or pink. If the adsorbed element is mainly magnesium and there are few other impurities, the color of the coral stone may be white, and the pure white coral gem in the deep sea is also a rare treasure.
White corals are corals from the South China Sea and the Philippine waters. White, gray, white and white corals are collectively called white corals and are often used to make bonsai crafts.
Black coral has the reputation of “king coral”. Black coral is a shell-bottomed coral. It is not common in the Jewelry market, so it is of great value.
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