Citadel Layer - Auric Armour Gold (12ml) Citadel Layer paints are acrylics and offer a very wide range of colors and tones to choose from for your miniatures. They are designed to be used over Citadel Base paints without any mixing. By applying several layers, you can create a rich, natural finish on your models. All paints are water-soluble, designed for use on plastic, metal, or resin miniatures. The container holds 12ml of paint.