Mexican Cantera Opal Cabochon - Jalisco, Mexico demantoid well-defined phantom boundaries and the

well-defined phantom boundaries and the structural integrity of the blades

Add this exquisite

Belonging to the chlorite mineral group

and crystal growth cavities characteristic of its locality

Great for collectors and lapidary artists for jewelry making

Mexican Cantera Opal Cabochon - Jalisco, Mexico demantoid well-defined phantom boundaries and theIve always been fascinated by how certain minerals look when they are left partially embedded in their host rock, and this Mexican Cantera Opal Cabochon is a perfect example of that natural contrast. In Spanish, "Cantera" translates to quarry or stone, which refers to the pinkish tan rhyolite matrix that surrounds the precious opal. Instead of being cut out as a traditional gemstone, these specimens are shaped and polished so that the opal sits like a