The gold in Iridescent Gold Mica Powder is visible even without an angle change. However, its iridescence is magnified once light hits it, or it is observed from a different position. It also has a particle size range of 10-100um. You are purchasing one ounce (1oz) of Iridescent Gold pearl mineral powder. This mica mineral powder has sparkle characteristics that shimmer beautifully in creative projects and or works. You can look forward to the high shimmer factor when mixed in with your mediums for make up and nail polish. Make your own cosmetics such as makeup, nail polish and more.