Density differs substantially among different rock forms on account of distinctions in mineralogy and porosity. Knowledge of the distribution of underground rock densities can support in interpreting subsurface geologic construction and rock type. Metamorphism often creates evident layering, or banding, because of the segregation of minerals into independent bands. Metamorphic https://johnathanjapdr.therainblog.com/35096943/little-known-facts-about-rock-sticks