Density may differ drastically amid various rock types as a result of differences in mineralogy and porosity. Expertise in the distribution of underground rock densities can aid in interpreting subsurface geologic structure and rock form. Metamorphism usually makes obvious layering, or banding, as a result of segregation of minerals into https://sticksofrock78890.myparisblog.com/36974606/the-2-minute-rule-for-sticks-of-rock