calcareous sandstone

SRI Petrography ID: 72

Names

[de]	Kalksandstein
[en]	calcareous sandstone

Calcareous sandstone is a sedimentary rock formed by the cementation of grains of sand (0.063 to 2 mm in diameter) made with calcium carbonate

various colours, usually grey, brown, yellow, red, green or white

fine grained (grains 0.063 to 2 mm in diameter)

massive, banked, bedded, cross bedded

quartz grains, carbonates

various sites

Cement or matrix composed of CaCO3, with grains of limestone is the rock called calcarenite; there are all transitions to the group of limestones