Experience the deep, luxurious beauty of our Black Emerald Crushed Astral Opal™. Inspired by the world's rarest emeralds, this premium lab-created opal features a deep black base that serves as the perfect canvas for brilliant flashes of emerald green and hints of orange fire. A top-tier choice for your collection of ring making supplies and jewelry making supplies, this synthetic opal delivers a dramatic, high-contrast look to any project. Product Specifications Material Astral Opal™ (Lab-Grown Synthetic Opal, 80% Silica, 20% Polymer) Color Play Primary: Deep Black/Blue | Fire: Emerald Green & Orange Grain Sizes Fine (0.3mm - 0.5mm), Medium (1mm - 2mm), Large (2mm - 3mm) Hardness 4 on the Mohs scale Heat Resistance Up to 250°F / 120°C Why Choose Our Crushed Astral Opal™? High-Contrast Fire & Color: Meticulously grown to display a dramatic and brilliant range of color flashes against a dark base. Unmatched Stability: Guaranteed not to crack, craze, or yellow over time, offering superior durability over natural opal. Easy to Work With: Softer composition is perfect for inlay, turning, and cabbing without splintering. Coverage: One gram is enough for 3-5 standard ring inlays or to fill a 1.5" x 1.5" (4cm x 4cm) area at a depth of approx. 1mm. Creative Applications Jewelry & Ring Inlay: Perfect for creating bold, statement jewelry with a luxurious and modern feel. Custom Woodworking: Creates a striking, high-end accent when filling voids in both light and dark woods. Resin Art & Casting: The ideal choice for deep space or galaxy-themed resin pours, dice, and coasters. Pen Turning: Craft premium, executive-style pen blanks with a sophisticated, eye-catching pattern. Pro-Tip: The opal's true vibrancy is revealed when "wet" or mixed with a binder (like resin or CA glue). To enhance the dark base, we recommend preparing your inlay channel with black paint or dyed epoxy.