Main UK rock types (Edexcel GCSE Geography A): Flashcards
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Practise the cards
15 cards from this deck
3 main UK rock types
3 main UK rock types
Sedimentary, igneous, metamorphic
How sedimentary rocks form
How sedimentary rocks form
Particles deposited in layers, compressed & cemented
Rock type that contains fossils
Rock type that contains fossils
Sedimentary rocks
Chalk composition
Chalk composition
Calcium carbonate
Type of weathering chalk is vulnerable to
Type of weathering chalk is vulnerable to
Chemical weathering
Sandstone permeability
Sandstone permeability
Permeable - water can pass through
What igneous rocks form from
What igneous rocks form from
Molten rock material (magma)
Igneous rock structure
Igneous rock structure
Crystalline
Water property of igneous rocks
Water property of igneous rocks
Impermeable - water cannot pass through
Why granite has large crystals
Why granite has large crystals
Slow cooling underground
Why basalt has small crystals
Why basalt has small crystals
Rapid cooling at Earth's surface
How metamorphic rocks form
How metamorphic rocks form
Intense heat & pressure transform existing rocks
Slate's distinctive property
Slate's distinctive property
Splits easily into thin, flat layers
Where metamorphic rocks form
Where metamorphic rocks form
At convergent plate boundaries
Slate vs schist formation difference
Slate vs schist formation difference
Schist forms from greater heat & pressure