LITHOLOGY 

         Alluvium
   Qal

   Nal

  Volcanic

    Qv

    Mv 

    Tv 

    K

Sedimentary

   T(?)-carbonate

    KT-clastic

   uK-carbonate    

   uK-clastic

    lK-carbonate

   lK-clastic

   J-clastic

Intrusive
   lT

   KT

   K

 

Metamorphic

    J
  Pz

  pC

 

Nicaragua

K strata

Kigneous

             Major Structures                                                  Geologic terranes of the Chortis block

source:  Rogers, R. D., 2003, Jurassic-Recent tectonic and stratigraphic history of the Chortis block of Honduras and Nicaragua (northern Central America), The University of Texas at Austin, Ph. D. dissertation, 289 p.