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Advanced Rare Gemstone Lore Crossword Puzzle for College is a hard crossword puzzle with 15 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Advanced Rare Gemstone Lore Crossword Puzzle for College
Challenge your expertise with this hard-level crossword focused on specialized vocabulary in rare gemstone lore, including mineralogy, crystallography, and gem treatments.
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  • 1. Common enhancement method altering gems’ color or clarity via high temperatures
  • 2. Emission of light by a gem that continues after the excitation source is removed
  • 9. Internal features or foreign materials trapped within a gemstone
  • 12. Crystallographic system characterized by a threefold rotational symmetry axis
  • 14. Rare feldspar mineral prized for its distinctive shimmer effect called adularescence
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  • 3. Term for the most prized red ruby hue resembling a certain bird’s eye color
  • 4. Gemstones exhibiting color caused by impurities or defects, not their base mineral
  • 5. Optical phenomenon where gems show different colors from different angles
  • 6. Term describing the quality and intensity of light reflected from a gem’s surface
  • 7. Rare borosilicate gemstone noted for its pleochroic green to brown coloration
  • 8. Property describing a mineral’s potential to cause chemical burns or corrosion
  • 10. Common alloy standard often referenced in gemstone jewelry mounting quality
  • 11. Copper carbonate mineral known for its striking green botryoidal patterns
  • 13. A type of facet pattern used mainly in cut diamonds and occasionally in rare gems
  • 15. The three-dimensional atomic arrangement defining a gemstone’s crystal structure
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