Density varies appreciably between various rock types as a result of variations in mineralogy and porosity. Understanding of the distribution of underground rock densities can aid in interpreting subsurface geologic construction and rock style. Igneous rocks are people who solidify from magma, a molten mixture of rock-forming minerals and usually https://sticksofrock67789.activablog.com/35515760/sticks-of-rock-no-further-a-mystery