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# Learning outcomes

After studying this course, you should be able to:

- explain the difference between a mineral and a rock
- describe the textural differences between igneous, sedimentary and metamorphic rocks
- account for these differences in terms of the processes that produce these rocks
- classify igneous rocks according to their grain size and mineralogical composition
- recognise the difference between a body fossil and a trace fossil.
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OpenLearn - Practising science: reading the rocks and ecology
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