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ruby
"The Sensual Splendor of Ruby: A Masterpiece of Nature". In the realm of gemstones, the RUBY exudes breathtaking sensuality. Its unique beauty and captivating material properties make it a true masterpiece of nature. Ruby is renowned for its remarkable hardness, ranking 9 on the Mohs scale, surpassed by only a few other minerals. This exceptional hardness renders it highly resistant to scratches and wear. REFRACTIVE INDEX The refractive index of ruby ranges from 1.762 to 1.778, contributing to its vibrant brilliance. MATERIAL COMPOSITION Belonging to the corundum family, ruby consists primarily of aluminum oxide, gaining its distinctive red hue from traces of chromium. DISTINGUISHING FEATURES Rubies are celebrated not just for their color but also for their rarity and symbolism. They represent passion, love, and strength. CHEMISTRY The vivid red color of ruby can be attributed to the presence of chromium ions within its crystal structure. CUT AND CARAT The value of a ruby is often measured in carats, with one carat approximately equal to 0.2 grams. The cut style known as "Carré" accentuates the depth and fire of the ruby. ALLOCHROMATIC Rubies are allochromatic, signifying that their color is created by foreign atoms (chromium). DENDRITES At times, rubies exhibit stunning dendrites – branched, tree-like patterns within the stone that further enhance their uniqueness and beauty. DICHROISM AND BIREFRINGENCE Rubies display dichroism, meaning they can showcase different shades from varying angles. They are also birefringent, splitting light into two rays and yielding captivating visual effects. FLUORESCENCE Some rubies exhibit fluorescence, causing them to glow when exposed to ultraviolet light.