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smoky quartz Syllabification: smok·y quartz

Definition of smoky quartz in English:


A semiprecious variety of quartz ranging in color from light grayish-brown to nearly black.
Example sentences
  • Quartz is colourless when pure but minute amounts of impurities or lattice imperfections give rise to varieties such as amethyst, cairngorm, rose quartz, and smoky quartz.
  • They collected several pegmatite pockets in which topaz was associated with both clear and smoky quartz, microcline, albite, muscovite, fluorite, and cassiterite.
  • Blue hexagonal beryl crystals and colorless, pale green, or blue topaz are found in cavities associated with microcline, smoky quartz, tourmaline, and, rarely, fluorite.
Definition of smoky quartz in:
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