Rock Identifier
Sandstone (Clastic sedimentary rock (primarily quartz grains)) — sedimentary
sedimentary

Sandstone

Clastic sedimentary rock (primarily quartz grains)

AI-generated identification · may be incorrect

Hardness is typically 6 to 7 on the Mohs scale depending on cementation. Colors range from tan, brown, yellow, and red to grey.

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Physical properties

Hardness is typically 6 to 7 on the Mohs scale depending on cementation. Colors range from tan, brown, yellow, and red to grey.

Formation & geological history

Formed through the accumulation, compaction, and cementation of mineral particles or rock fragments, mainly quartz and feldspar, in marine, desert, or river environments.

Uses & applications

Widely used in construction as a building material, dimension stone, and for paving. Also utilized in the manufacture of glass and abrasives.

Geological facts

Sandstone formations often preserve ancient ripple marks and fossilized tracks, providing a clear record of prehistoric environments.

Field identification & locations

Easily identified by its visible grainy texture and gritty feel. Common worldwide in desert regions, canyons, and ancient riverbeds.