1. Form
   1. Beneath the see
   2. Lake Beds
   3. On Land
2. Irish
   1. formed
      1. Ireland drifted
         1. from artic
         2. to current
      2. influences
         1. position
            1. above sea
            2. below sea
         2. experiance
3. Organic
   1. What?
      1. formed
         1. material
         2. once alive
   2. types
      1. Limestone
         1. Marine life
      2. Coal
         1. vegitation
4. inorganic
   1. Types
      1. sandstone
   2. What?
      1. mechanically formed
      2. sediments
         1. pre existing rock
      3. broken down by
         1. weathering
         2. erosion
   3. Litification
      1. sediments are deposited
      2. strata seperate bedding planes
      3. great pressure
         1. weight of material
      4. heat
      5. sedements bond
5. JC Revision
   1. strata
   2. joints
      1. verticle cracks
   3. bedding planes
      1. horizontal
   4. Where?
      1. limestone
      2. Derry-Cuilcagh
      3. Burren