Question

why are the Metamorphic rock consists good for using a build stone

Answer 1

because it is hard and rough

Answer 2

quartzite is a metamorphic rock made almost entirely of quartz, for which the protolith was quartz arenite. Because quartz is stable over a wide range of pressure and temperature, little or no new minerals form in quartzite during metamorphism. ... Such marble is often used as decorative stone in buildings.........

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