This crystal boulder opal from Queensland showcases an impressive display of vibrant green and blue fire dancing across its translucent body. Bold flashes of emerald and lime green intermingle with electric blue and purple, creating a dynamic play of color that shifts dramatically with every angle of light. The teardrop shape provides an expansive canvas for the opal's natural brilliance, with concentrated bursts of color distributed throughout the stone's polished surface.

At 15.7 x 11.1 x 4.7 mm and weighing 4.45 carats, this substantial teardrop crystal boulder opal offers generous proportions ideal for statement pendant necklaces or prominent ring designs. The elegant pear shape creates a sophisticated silhouette that flatters in both modern and vintage inspired settings. This opal works beautifully in custom jewelry settings with sterling silver for bohemian designs, or can be showcased in gold for more refined fine jewelry pieces.

This completely natural and untreated solid opal retains its authentic ironstone backing, which provides structural stability while displaying the genuine character of Queensland crystal boulder opal. Not a doublet or triplet, this gemstone features the vibrant color intensity and translucency that make crystal boulder opals appealing to jewelry designers and collectors seeking distinctive stones at accessible price points. The larger size and bold color play offer exceptional visual impact.

As the official opal October birthstone, this gemstone represents hope, creativity, and inspiration. The striking green and blue palette combined with the elegant teardrop shape creates a captivating presence perfect for special occasion jewelry or everyday statement pieces. This crystal boulder opal offers excellent value for those seeking authentic Australian gemstone quality with substantial size and vibrant color at a friendly price point.

This crystal boulder opal will arrive securely packaged in an Opal Galaxy luxury gift box, ready for professional jewelry setting or safe storage.