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Title: Is may birthstone is precious ? - PowerPoint PPT Presentation
Description: Emerald gemstone is one of the most sought-after and precious stones, well-known for its spectacular green hue. It belongs to the Beryl mineral family and gets its color from the presence of chromium. This rich green gemstone has a fair to good toughness and a ranking of 7.5-8 on the Mohs scale of hardness. Many people view the emerald as a symbol of rebirth. – PowerPoint PPT presentation
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