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by look by touch it's hard difficult to notice the difference in pictures u can try that

sedimentary rocks formed due to weathering action of water, wind and frost on existing rocks generally uniform, fine grained and compact

Homework Statement sandstone is a sedimentary rocks while slate is a metamorphic rock come from mud stone with a high temperature and pressure, they are both stratified rocks, while chemically slates compose of Argil i.e Clay, while silica is the main ingredients of sandstone, my question is ...