Simple Lithology

generic sandstone

definition Sedimentary rock in which less than 30 percent of particles are greater than 2 mm in diameter (gravel) and the sand to mud ratio is at least 1. more like this
source SLTTs 2004; Neuendorf et al. 2005; particle sizes defined from Krumbein phi scale (W C Krumbein and L L Sloss, Stratigraphy and Sedimentation, 2nd edition, Freeman, San Francisco, 1963; Krumbein and Pettijohn, 1938, Manual of Sedimentary Petrography: New York, Appleton Century Co., Inc.) more like this
broader sedimentary rock
narrower generic sandstone
in scheme simplelithology
is primary topic of generic sandstone
narrower clastic sandstone
broader generic sandstone