Stones

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Stones

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Stones

  1. 1. stone kardan university uploaded by: Engr.Ahmad Sameer
  2. 2. Rocks
  3. 3. Contents of the slide • Introduction • Rock classification – Igneous rocks – Sedimentary rocks – Metamorphic rocks • Human use of rocks • Question and Answers
  4. 4. Rock Classification • Igneous, • Sedimentary, • Metamorphic.
  5. 5. Igneous rocks Close-up of granite Various granites (cut and polished surfaces) Specimen of highly porous pumice An active basalt lava flow Plutonic or intrusive rocks Volcanic or extrusive
  6. 6. Columnar jointed basalt in Turkey
  7. 7. the porous nature of pumice rock in detail
  8. 8. Sedimentary rocks marginal marine sequence of siltstones (below) and lime stones (above) (southwestern Utah, USA)
  9. 9. Sedimentary rocks Claystone deposited in (Glacial Lake Missoula, Montana, USA) carved out of the surrounding sandstone by both mechanical weathering and chemical weathering. (southwestern Arizona, USA)
  10. 10. Metamorphic rocks Gneiss Rock Slate Rock used in roof Schist Rock Slate RockQuartzite Marble
  11. 11. Human use of rocks
  12. 12. Human use of rocks The Taj Mahal is made of marble A stair way made of rock
  13. 13. Thank You 

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