Uniformity of composition through) as well as degree of isotropy. The latter will be the extent to which the majority construction and composition are precisely the same in all directions in the rock. Igneous rocks are those that solidify from magma, a molten combination of rock-forming minerals and usually volatiles https://personalised-sweets45677.blogscribble.com/36491770/considerations-to-know-about-sticks-of-rock