Physical Properties of Coral Stone |
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Chemical Formula: | CaCO3 |
Chemical Composition: | Calcium Carbonate |
Crystal System: | Amorphous |
Lustre: | Vitreous, waxy |
Transparency: | Translucent to opaque |
Colour: | White, Red, Orange, Pink, Gray, Black |
Streak: | |
Hardness: | 3 - 4 on Mohs scale |
Tenacity: | |
Cleavage: | |
Fracture: | |
Density: | 2.6 - 2.7 |
Refractive Index: | 1.486 – 1.658 |
Coral are marine invertebrates in class anthoza of phylum crindaria typically living in the compact colonies of many identical individual "polyps". This crystal includes the important reefs builders that inhibit tropical oceans and secrete the calcium carbonate to form hard skeleton. A coral is the head of the colony of the myriad genetically identical polyps. This coral is algae and the coral is also available in stone and it grows on the rocky sea bottom with low sedimentation. It typically grows in the dark atmosphere either in the depths or in dark caverns. There are almost 25 species of coral exists in this world.
It symbolizes life and the blood flow energy in many cultures. It is used for heating and stimulating the blood stream. Once it was thought as the plant and known as the 'garden of the sea'. In ancient Egypt it had been placed before the tombs to protect it from the evil spirits as they believed that it is having the plunge of celestial blood. Long back the people believed that the mars were composed of the red corals as it is having the red striations and veins. It symbolizes the joy and happiness and enables the wearer to enjoy the life. It is the 35th anniversary gemstone. It represents the diplomacy and concurrence. This gemstone absorbs the negative energy from the body. It facilitates the sixth sense, aptitude and wealth. It hastens the reassign of knowledge. It quiets the poignant feelings and brings harmony within the brainpower and essence. It arouses the chase of vigorous pre determined ambitions. The zodiac sign associated with it Taurus and Pisces. It enhances passion, romantic, wisdom, optimism, enthusiasm, protection and relaxation. It helps us make our self balance and to bring harmony in nature. It is also known as the stone of the regeneration and purification. The corals during the meditation connect us to the spiritual masters and allowing us to receive the blessing and wisdom from that ultimate power. It is also used in the treatment of the calcium deficiencies. It is said that coral is having the creative property in it.
The coral should be embedded in the gold or copper. Mainly the weight of the coral is usually 300mg that is 2.5 rattis for a ring and 5, 7,9,11 and 13 rattis are mainly said to bring good fortune. It should be worn in the ring finger.
Coral gemstones / crystals are found in some of the countries of world are: Japan, Taiwan, Australia and western Mediterranean Sea