Tag Archives: light diffraction

Check out these gems from the Tucson Gem & Mineral show

When I come back from the Tucson Gem & Mineral Show, I’m full of inspiration. I’ve just seen one of the largest collections of rare colored and beautifully cut gemstones, fossils so intricate and fantastic, they beg to be on display, and unusual finds that are so breathtaking, they are truly in a class by…

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