The Tabulate corals, arranged in tabular form, occurred in lime stones and calcareous sedimentary rock of the Ordovician (from 500 million to 425 million years ago) and Silurian (From 425 million to 405 million years ago) periods. They often formed low cushions or branch masses along the side of Rugose corals. ...– Mark

 

How coral is formed»

A post by Preeti Sharma

Actually, Coral is a substance formed by the skeletons of the sea animals. It may look like a multi color rock, but it is not. Coral is a living animal and belongs to the large group of animals that comprises of, jelly fish, sea anemones and hydroids. ....

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Coral jewelry buying guide»

A post by Preeti Sharma

The coral that is suitable for jewelry is not generally formed in reefs. It is found in small branch-like structures. It can be seen as the skeletal remains of the marine animals or the polyp corallicum. The most worthful coral is the noble red, also called corallicum rubrum. A typical and unique feature of precious corals is that they have a wonderful polish. ....

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Coral jewelry care»

A post by Binashaji

The gem is fragile and more brittle than other gems. It measures only 3.5 on the Mohs scale and the splendor of the coral will diminish if not taken care of. Like Pearls, Turquoise, some corals can be porous –these gems will get damaged if immersed in water for too long. ....

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Coral Jewellery»

A post by Binashaji

If you love bright colors, then Coral is the perfect gem for you. Available in colors from pinkish red to a deep blood red, coral Jewellery is sure to catch your eye. A Bracelet, a ring or even earrings - splurge and pick up an entire ensemble. ....

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Facts about coral»

A post by Binashaji

Found as early as 6000 B.C. archaeological discoveries have found several pieces of coral used in the sixth century, perfectly preserved. These gemstones though delicate, have a long life and don’t change color even after several decades, if kept in good conditions. ....

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