Mexican Cantera Opal Cabochon - Jalisco, Mexico fluorite this Mexican Cantera Opal is

this Mexican Cantera Opal is a lot sturdier than a free-standing opal

are handpicked for their unique patterns and vibrant colors

This striking mineral association makes the material an important reference piece for collectors who track metal-bearing mineral zones

Locality: China

Mexican Cantera Opal Cabochon - Jalisco, Mexico fluorite this Mexican Cantera Opal isIve 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