Product: Opal Dust Color: Iridescent Green Effect: Shimmers White, Shows Iridescent Green When Applied to Black Surface Particle Size: 50200um Amount: 10 grams Description: Opal Dust is an airlight white pigment with a beautiful shimmer Apply to a black surface to reveal iridescent color! Check out all 4 particle sizes of our Gem Dust Series: Diamond Dust, Crystal Dust, Moonstone Dust & Opal Dust! Instructions for Use: Mix 1 gram of pigment to 1 fl oz of clear base. Can also be applied directly to an adhesive surface. Apply to a black surface to reveal its iridescent color! Can be used for all sorts of projects and mixed into any clear drying medium.