9. Give examples of following rocks
(1) White hard rock
(2) soft rock
(3)Black rock
(4) hardest rock
(5)rock found in layers
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0
Answer:
Soft rock, Black rock , etc
Answered by
1
Answer:
1 -- Marble, Quartzite, Pegmatite
2 -- Limestone, Sandstone, Flagstone
3 -- Augite,Biotite, Chromite
4 -- Diamond, Corundum,Topaz
5 -- Sandstone, Limestone, Shale
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