Identifying Jewelry Gem Book

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Identifying gemstone treatments is difficult even for experienced gemologists. Learn how they detect manufacturing traces and artificial enhancements..OCTOBER BIRTHSTONES. Individuals born in October get to choose between two birthstonestourmaline and opal. Each gem then unveils nearly limitless possibilities, as each one comes in a rainbow of shades and color combinations..Everything you ever wanted to know about garnet gems. Find value guidelines, scientific data, expert comments, and more in our Gemstone Listings..Sapphire Gemstone Information: Sapphire has a Mohs hardness of 9. It is one of the hardest materials, second to diamond. Read about sapphire gems and jewelry at Gemselect..

  • Identifying Gemstone Treatments International Gem

    Identifying gemstone treatments is difficult even for experienced gemologists. Learn how they detect manufacturing traces and artificial enhancements..

  • October Birthstones American Gem Society

    OCTOBER BIRTHSTONES. Individuals born in October get to choose between two birthstonestourmaline and opal. Each gem then unveils nearly limitless possibilities, as each one comes in a rainbow of shades and color combinations..

  • Garnet Value Price And Jewelry Information

    Everything you ever wanted to know about garnet gems. Find value guidelines, scientific data, expert comments, and more in our Gemstone Listings..

  • Sapphire Gemstone Jewelry Information Blue

    Sapphire Gemstone Information: Sapphire has a Mohs hardness of 9. It is one of the hardest materials, second to diamond. Read about sapphire gems and jewelry at Gemselect..

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