knapped
Flaked by striking
Knapped is the past tense of knap, meaning to shape stone by striking it with sharp blows to break off flakes.
The technique is ancient, used to make arrowheads, hand axes, and other tools: The archaeologist examined the knapped flint carefully.
Knapping remains practiced by hobbyists and researchers studying prehistoric toolmaking.
Thin, flat pieces
- coreCentral essential portion
- pressureForce upon contact
- percussionSound through impact
- noduleRounded small lump
reduction · preform · hammerstone · antler · platform · spall · retouch · cortex
Spark-producing sedimentary rock
Earliest archaeological era
- NeolithicFinal prehistoric stone-tool era
- MesolithicMiddle stone era
- arrowheadPiercing end of projectile
- handaxeKnapped stone implement
Clovis · scraper · burin · lithic · artifact · assemblage · projectile · blade
flakes
Thin, flat pieces
- coreCentral essential portion
- pressureForce upon contact
- percussionSound through impact
nodule · reduction · preform · hammerstone · antler · platform · spall · retouch · cortex · striking
flint
Spark-producing sedimentary rock
jasper · chalcedony · agate · basalt · rhyolite · andesite · glass
Paleolithic
Earliest archaeological era
- NeolithicFinal prehistoric stone-tool era
- MesolithicMiddle stone era
- arrowheadPiercing end of projectile
handaxe · Clovis · scraper · burin · lithic · artifact · assemblage · projectile · blade · point
sharp
Fine-edged, or astute
blade · point · edge · incisive · worked · retouched · flaked · chipped · fractured