Chalk is a type of sedimentary rock, composed predominantly of calcium carbonate.
Chalk may also refer to:
- The Chalk Group, a stratigraphic unit in northwest Europe.
- The Chalk country, a region of Discworld
- Blackboard chalk and sidewalk chalk, a material used for writing and art, usually composed of calcium sulfate or calcium carbonate.
- Chalk (drying agent), magnesium carbonate, used for hands in rock climbing, gymnastics, and weight lifting
- Chalk, Kent, a village in England
- Chalk (TV series), a BBC sitcom written by Steven Moffat
- Chalk (film), a 2006 film by Mike Akel
- Chalk (military), a group of paratroopers or other soldiers that deploy from a single aircraft
- Billiard chalk, a silica and corundum compound applied to the tip of a cue
- French chalk, or talc, magnesium silicate, usually as a powder or in sticks
Surname
edit- Alex Chalk, English Conservative Party politician, Member of Parliament (MP) for Cheltenham since May 2015
- Alfred Chalk (1874–1954), British footballer
- Dave Chalk (baseball) (b. 1950), former American Major League baseball player
- Dave Chalk (entrepreneur), Canadian journalist and broadcaster
- Garry Chalk (b. 1952), British-born Canadian actor
- Gary Chalk (b. 1952), English illustrator and model-maker
- Gerry Chalk (1910–1943), English cricketer
- Gordon Chalk (1913–1991), Australian politician
- Marshall Chalk (b. 1981), Australian rugby league player
- O. Roy Chalk (1907–1995), American entrepreneur
- Robin Chalk (b. 1981), English actor
- Roger Chalk, Australian politician