Barliner Onyx White Pure Polished 0.5" x 12" captures the luminous elegance of natural onyx, defined by its soft white base and delicate, cloud-like movement. Subtle layers of translucency create depth and dimension, while the polished finish enhances its smooth, radiant surface. In its slender bar format, Onyx White becomes a refined architectural accent — ideal for wainscoting, decorative borders, and feature details — bringing light,