Crack
A crevice or fissure that splits a rock wall. It is ascended by a climber using jamming techniques where parts of his body, including fingers, hands, arms, and legs, are wedged into the crack to make upward progress.
A climber jams a crack at Turkey Rocks in central Colorado.
Photograph © Stewart M. GreenSuggested Reading
Glossary of Mountain and Rock Features
Explore Climbing
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