Density differs substantially amongst various rock kinds due to variations in mineralogy and porosity. Knowledge of the distribution of underground rock densities can guide in interpreting subsurface geologic framework and rock variety. Metamorphism usually provides obvious layering, or banding, because of the segregation of minerals into individual bands. Metamorphic procedures https://personalised-sweets12334.slypage.com/36965754/helping-the-others-realize-the-advantages-of-rock-sticks