sedimentary
Painted Sandstone Cobble
Clastic Sedimentary Rock (Sandstone base)
Hardness: 6-7 (on Mohs scale for most sandstone); Color: Naturally light tan or beige, modified by paint; Luster: Dull or earthy; Crystal structure: Granular with visible grains; Cleavage: None/Indistinct; Specific Gravity: 2.2-2.8
- Hardness
- 6-7 (on Mohs scale for most sandstone)
- Color
- Naturally light tan or beige, modified by paint
- Luster
- Dull or earthy
Identified More sedimentary →
Identify your own rocks.
Get a report just like this from any photo, free.
Physical properties
Hardness: 6-7 (on Mohs scale for most sandstone); Color: Naturally light tan or beige, modified by paint; Luster: Dull or earthy; Crystal structure: Granular with visible grains; Cleavage: None/Indistinct; Specific Gravity: 2.2-2.8
Formation & geological history
Formed through the accumulation and cementation of sand-sized mineral particles or rock fragments over millions of years, often in riverbeds, deserts, or coastal environments. This specific specimen has been rounded into a cobble by water erosion.
Uses & applications
Primarily used as a personal craft project, decorative garden stone, or paperweight. Industrial sandstone is used for construction and road aggregates.
Geological facts
The rock has been anthropomorphized with paint to resemble an owl. Painted rocks like this are often part of community scavenger hunts known as "Kindness Rocks."
Field identification & locations
Identify in the field by its gritty texture and visible sand grains. These are commonly found in dry creek beds or as landscaping stones. As a craft item, its primary value is sentimental.
More like this
Other sedimentary specimens
Sandstone or Siltstone
Arenite (if sandstone)
Sedimentary
Chert Breccia
Brecciated Chert (Microcrystalline Silica)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Sandstone Grain
Clastic Sedimentary Rock Grain (SiO2 dominated)
sedimentary
Shale or Slaty Mudstone
Argillaceous sedimentary rock
sedimentary
Sandstone
Arenite
sedimentary