What Causes Wavy Bands Of Light And Dark Minerals?
What Causes Wavy Bands Of Light And Dark Minerals? Wavy bands of dark minerals visible in gneiss bedrock probably formed from the (1) cementing together of individual mineral grains (2) cooling and crystallization of magma (3) evaporation of an ancient ocean (4) heat and pressure during metamorphism. What causes banding in minerals? The banding is