Sand look-alikes
Sedimentary particles (various minerals, often quartz)
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Open the appSeveral rocks and minerals can be confused with Sand. Below are documented look-alikes and the features that tell them apart. Never rely on a single feature. Always check multiple properties.
Similar rocks to compare
Silt
Silt (particle size 0.0039 to 0.0625 mm)
Also known as: Siltstone (lithified silt)
Clay
Clay (particle size < 0.0039 mm)
Also known as: Claystone, Shale (lithified clay)
Gravel
Gravel (particle size > 2 mm)
Also known as: Conglomerate, Breccia (lithified gravel)
Sandstone
Sandstone (lithified sand)
Also known as: Arenite, Wacke, Arkose, Quartz Arenite
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