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Rock structure — Eduqas GCSE Geography A Definition

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Geography
Key terms
Rock structure

GCSE Geography · key term

Rock structure

Definition

The arrangement of a rock's layers, cracks and other features that can influence how it breaks down.

Used by Eduqas

How each exam board covers it

Eduqas GCSE Geography A · C111

Specification 1.2.2 · Component 1

Rock structure includes the arrangement of layers and cracks. A bedding plane is a boundary between sedimentary rock layers and can provide a line of weakness. Joints are cracks in rock; faults are fractures along which movement has occurred.
Revise: Factors Affecting Landform Change Rates

Eduqas Geography A past papers

Exam tips

1
For geology, cover both rock resistance and rock structure. Naming a rock type alone does not explain its rate of erosion.

Related key terms

Alluvium
Bedding plane
Coastal retreat
Concordant coast
Discordant coast

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Longshore drift