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blog, diamonds, dispersion, refractive index, Video, why, why do diamonds sparkle -

This is a more scientific explanation of how gemstones and diamonds get their fire. It all breaks down to two terms which you may have heard tossed around before: Refractive Index and Dispersion. In this short video, I'll explain the difference and show why it can be a factor in a gemstones brilliance.  

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blog, gemsones, quiz, video -

Think you know your gemstones? Try out or fun video quiz to see how you do. Very few will score a 10/10.    

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