Page 11 - PPT3
P. 11

SLATE








              Slate is obtained


                  from shale. Like

                  shale, it can split


                  into flat layers.



              Uses- It is used in


                  making bricks and

                  cement, making



                  roofing, floor tiles,


                  blackboards and


                  writing slates.




                                                               HEAT

                                                          PPRESSURE
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