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feldspar stone isolate on black background
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Barite or Barytes is a naturally occuring mineral made of Barium Sulphate and the source of the element Barium. It is white or colourless and crystaline with a distinct heavy density. Mined to be used in paint and paper production and in the oil industry.
Optical birefringence demonstrated using a text using a natural double spar / calcite crystal, macro shot and with real shadows
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Free Images: "bestof:Sodium azide.jpg Sodium azide Own 2009-08-23 Choij <span class signature-talk >talk</span> Sodium azide"
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