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Boulder Opal

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This is for 1-piece of Boulder Opal, Montana Glory Blue boulder opal. You can cut it, cab it, drill it, use it in your art and much much more.

Opal- is a hydrated silica which forms in microspheroids. Light bouncing off the spheroids causes opal's spectrum of color flash. when water dehydrates from opal, it can produce forms of chalcedony, such as agate, jasper, onyx, chrysoprase, blood-stone or flint.

Boulder Opal


  • Handmade Supply
  • Material: peruvian pink opal
  • Ships worldwide from United States
  • Feedback: 5681 reviews
  • Favorited by: 141 people