Sedimentary Rocks 

Sedimentary rock is formed by layers and layers of sediments or small particles of mud, fish, bones, pebbles and sand. They are cemented and compacted together. Sediments piled on top of each other presses down to form rock. This rock is called sedimentary rock.
Algal Limestone  
Arkose  
Photos courtesy of Pamela J. W. Gore,
Georgia Perimeter College
Bedded Volcanic ash  
Biomicrite  
Biosparite  
Breccia  
Photos courtesy of Pamela J. W. Gore,
Georgia Perimeter College
Calcareous sandstone  
Calcareous Tufa  
Chalk  
Clay  
Conglomerate  
Photos courtesy of Pamela J. W. Gore,
Georgia Perimeter College
Dolomite

 
Feldspathic greywacke  
Photos courtesy of Pamela J. W. Gore,
Georgia Perimeter College
Flint  
Grit  
Gypsum  
Limestone  
Micrite  
Mudstone  
Neomorphosed limestone  
Oobiomicrite  
Quartz arenite  
Quartzwack Ltalite  
Sandstone  
Siltstone  
Photos courtesy of Pamela J. W. Gore,
Georgia Perimeter College
Shale