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geography
rocks revision
Question | Answer |
---|---|
name three types of rocks | igneous,sedimentary,metamorphic |
name three sedimentary rocks | limestone,sandstone,shales |
how are igneous rocks formed | hot molten magma escapes from the mantle ,cools and solidifies into rock |
name two igneous rocks | basalt,granite |
name two metamorphic rocks | quartzite, marble |
what colour is basalt | grey,black |
what colour is sandstone | reddish |
what colour is limestone | grey |
what is marble used for | monuments,floor tiles,fireplaces |
what is basal tused for |