quartzite - blocky grains of quartz, marble - blocky grains of calcite and will fizz in Hydrochloric acid, hornfels - fine grained, its protolith is shale or basalt, anthracite - soft, glossy black rock that looks like a piece of glass, gneiss - has bands of different coloured minerals, schist - contains bands of shiny mica and biotite, sometimes will have grains of garnet, phyllite - fine grained rock that has a satin lustre, slate - a dark coloured rock that forms sheets when it is broken,

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