During the morning hours, when digestion is fully completed (while you are on an empty stomach), a primal survival mechanism, known as fight or flight reaction to stress, is triggered, maximizing your bodyâs capacity to generate energy, be alert, resist fatigue and resist stress.
Examples of common chemical sedimentary rocks include halite, which  is rock salt; coal, and limestone.These sedimentary rocks are  formed from sediment produced by chemica â¦ l weathering.imestone or Sandstone are two examples of sedimentary rocks. Two examples of sedimentary rocks are slate (fine silt) and chalk (shell remains of sea creatures).
Chemical sedimentary rocks, such as rock salt, iron ore, chert, flint, some dolomites, and some limestones, form when dissolved materials precipitate from solution. Organic sedimentary rocks such as coal, some dolomites, and some limestones, form from the accumulation of plant or animal debris. Photos and brief descriptions of some common sedimentary rock types are shown on this page. Coal is an organic sedimentary rock that forms mainly from plant debris.