Beryl Properties Chemical Composition | It is beryllium aluminum silicate and the chemical formula is Be3Al2Si6O18. | Colours | Colourless, green, sea blue, violet, pink, red, blue, yellow, golden, gray, purple, brown and white. | Streak | White | Variety | Emerald, Aquamarine, Morganite, Heliodor, Goshenite, Bixbite | Specific Gravity | 2.36-2.91 | Refractive Index | Varies between 1.57-1.59. | Luster | Viterous. | Solid State | Transparent to translucent. | Fractures | Conchoidal. | Bi-refringence | Low – 0.005-0.009 | Crystal System | Hexagonal crystal system. | Cleavage | Imperfect. | Pleochroism | Weak. | Dispersion | Low – 0.014 | Hardness | 7.5-8 Mohs | Heat Sensitive | Very high. | Tenacity | Brittle | Precautions | All general gemstone precautions to be taken. Special attention to be given at the time of repair work. | Enhancement | Mostly all the gemstones are enhanced to improve the colour. | Source | Egypt, Austria, Africa, Pakistan, Ireland, Germany, Brazil, Russia, Colombia, Zambia, Mozambique, Angola, Nigeria, Mungo, Baltistan, Pakistan, United States of America, South Africa, United Kingdom. |
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Belly Button Piercing
The Egyptians, the Indians and many other cultures pierced this humble button to show the significance of the person sporting a pierced navel - Royalty, Warriors, exceptional Beauty. |
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