sand: Quick Facts

Written and fact-checked by

The Information Architects of Encyclopaedia Britannica

Photos and Videos

A chart categorizes common textural terms for rocks by grain size in millimeters, dividing them into igneous and metamorphic, sedimentary, and pyroclastic types, with terms like phaneritic, sand, silt, breccia, and ash shown in relation to size.

Learn about sands, which are formed from quartz and also the formation of smooth, sandy beaches

Understand the phenomenon of granular material flow

How does desert dust from the Sahara affect global climate?

See a presentation to understand liquefaction

See All Videos and Images →

Topics

quicksand singing sands sand dune sand sheet grain size scale erg sand mountain sedimentary rock clay gravel silt sedimentation hydraulic equivalence cementation stromatolite flysch lithification diagenesis

Dig Deeper: More Articles That Discuss This Topic

gardening: Sands and gravels

cigar. cigars. Hand-rolled cigars. Cigar manufacturing. Tobacco roller. Tobacco leaves, Tobacco leaf

Building Blocks of Everyday Objects