=Clay Stone & Shale (Clst&Sh).Clay Stone & Shale are formed from accumulation of clay minerals and silt particles. Its grain size is less than 4 microns.
= Marl (Mrl). Marl is formed from accumulation of clay minerals and calcium carbonate (calcite) and its grain size is less than 4 microns.
= Sandstone (Sst) Sandstone is formed of accumulation of mineral grains (quartz) and its grain size is from 60 microns to 2 mm.
= Siltstone (SLst)Siltstone is formed of accumulation of mineral grains (quartz) and its grain size is from 4 to 60 microns.
= Conglomerate (Cgl), its grain size is greater than 2 mm.Conglomerate is formed from accumulation of primarily granule, pebble and boulder size particle.
= Geological fault
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