amethyst

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  1. Greg Shchepanek

    Your opinion? Playing with Light on Amethyst

    Amethyst is a purple variety of quartz (SiO2) and owes its violet colour to irradiation, impurities of iron and in some cases other transition metals, and the presence of other trace elements, which result in complex crystal lattice substitutions. Popular for its purple colouring it is used for...
  2. Greg Shchepanek

    Others Finally the Birthstone

    The beautiful purples of Amethyst. that is my dirty fingerprint on the stone I think it adds to the story...lighting by Pixel II
  3. Greg Shchepanek

    Want critique The Gem Stone: Amethyst

    Jewellery piece of Amethyst polished pendant for necklace.
  4. Greg Shchepanek

    Others Smaller Blueish Amethyst

    Given to me by my best friend who knows I love the rocks:
  5. Greg Shchepanek

    Others Amethyst up Close

    A gift from my Uncle Johnny who use to explore the wilds of Northern Ontario. A true adventurer in his time.
  6. Greg Shchepanek

    Others Amethyst

    A purple or violet quartz, used as a gem.