sedimentary
Sandstone
Sedimentary Rock (Quartzose Sandstone)
AI-generated identification · may be incorrectHardness of 6-7 on Mohs scale, reddish-brown color due to iron oxide, dull to earthy luster, clastic crystal structure.
Identified More sedimentary →
Explore Sandstone in the encyclopedia →Identify your own rocks.
Get a report just like this from any photo, free.
Physical properties
Hardness of 6-7 on Mohs scale, reddish-brown color due to iron oxide, dull to earthy luster, clastic crystal structure.
Formation & geological history
Formed from the accumulation, compaction, and cementation of mineral particles or rock fragments, typically in desert or beach environments.
Uses & applications
Commonly used in construction, paving, as a building stone, and in glassmaking.
Geological facts
Sandstone formations can act as natural aquifers for groundwater storage and often preserve ancient trace fossils.
Field identification & locations
Identified by its gritty texture like sandpaper and visible sand grains; widely distributed globally.
More like this
Other sedimentary specimens
Fossil-bearing concretion, possibly containing a fossil shell or other organic inclusion
Calcareous concretion; exact fossil and host-rock composition are not identifiable from the image
fossil
Fossiliferous Sedimentary Rock
Sedimentary limestone with invertebrate fossil imprint
fossil
Sandstone or Siltstone
Arenite (if sandstone)
Sedimentary
Sandstone
Arenite
sedimentary
Shale
Shale (clastic sedimentary rock)
sedimentary
Shale (or Mudstone/Siltstone)
Sedimentary Mudrock (SiO2, Al2O3 base with clay minerals)
sedimentary