Ama-pigment ama-Pearlescent awuhlobo olukhethekile lwemibala, lapho lezi mibala zimbozwe nganoma iyiphi i-metallic oxide ephuma kucezu lwe-mica.Lezi mibala zinokubonakala okuphezulu okusobala, indiza ebushelelezi futhi i-refractive co-efficient ephezulu kunezinye izikhala ezivamile.