Thus, foliation of phyllites is different from the foliation in slates that stems from clay mineral alignment, and different from foliation in schists since schists constantly contain noticeable mica grains. Like slates, phyllites show fissility. In new a long time geologists argued that the effect of modern wind acting to https://onelifesocial.com/story13334512/not-known-factual-statements-about-difference-between-rocks-and-minerals