Mexican Cantera Opal Cabochon - Jalisco, Mexico Brecciated Jasper Be sure to check out

Be sure to check out the video and the pictures to get a true feel for what this sphere looks like

It has a smooth

The exterior surfaces are smoothly contoured into traditional

Made from high-quality caribbean calcite

Mexican Cantera Opal Cabochon - Jalisco, Mexico Brecciated Jasper Be sure to check outIve 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