arenite, any sedimentary rock that consists of sand-sized particles (0.06–2 millimetres [0.0024–0.08 inch] in diameter), irrespective of composition. More formal nomenclature of such rocks is based on composition, particle size, and mode of origin—e.g., sandstone, quartzite, lithic arenite, and feldspathic arenite.

Is sandstone a rock yes or no?

Sandstone is a sedimentary rock composed mostly of quartz sand, but it can also contain significant amounts of feldspar, and sometimes silt and clay.

What type of rock is quartz Arenite?

Quartz arenite is sandstone which has a granular silica composition more than 90 percent of which consists of quartz, chert, and quartzose rock fragments. In general, its color is light gray.