Capricorn Birthstone - Blue Sapphire |
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| Sapphire fact file | ||
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Crystal Structure: hexagonal Chemical Composition: Corundum ( Aluminum oxide- Al203 ) Hardness: 9 MOHS |
Refractive Index: 1.762 to 1.77 Colors: yellow, green, pink, clear, and blue | |
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Capricorn, the goat, is a Cardinal sign, its element is Earth. Careful planning and meticulousness characterizes this nature. Related Pages:
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