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Sandstone is a clastic sedimentary rock that is made up of cemented sand grains (usually quartz) and has a gritty feel to it.   this is the term uesed when sand has be â¦ en compacted together under such force so as to be turned into a solid mass rather than individual grains of sand. it looks weird.
Lesson Summary. Sandstone is a type of sedimentary rock. They are made up primarily of sand-sized grains of either rock fragments or individual minerals. The grain makeup within sandstone depends on both the type of source rock and the conditions and how far the pieces of the source rock traveled before forming the sandstone.