Principles of Geology

• "geos" means

  earth
• "logos" meaning

  discourse
• in issue of sclaes, to study rocks, we need to thinly section it

  microscopic
• in issue of scales, geologic formations is

  macroscopic
• 2 branches of geology

  historical geology

  physical geology
• where origin and history are discussed

  historical geology
• processes that shaped it

  physical geology
• who thought of catastrophism


  baron georges cuvier
• thought of uniformitarianism

  james hutton
• he said the "the present is the key to the past"

  james huttin
• also called mountain-building

  orogeny