9319433
Description
Mind Map by Antonia Blankenberg, updated more than 1 year ago
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Created by Antonia Blankenberg
about 7 years ago
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Rock Type
Characteristics
- Sedimentary Rocks
- Often contain fossils
- Are formed in layers
- Are classified by texture and composition
- Great variation in particle
size
- Often contain fossils
- Igneous Rocks
- Formed from cooled magma and lava
- Intrustive Rocks form under the surface
- Extrusive rocks form on the surface
- Intrustive Rocks form under the surface
- Highly resistant
- Do not contain fossils
- Formed from cooled magma and lava
- Metamorphic Rocks
- Are formed from other
rocks
- Are formed under great heat and
pressure
- Have fossils but they are usually
deformed
- Have crystals that are
arranged in layers
- Are formed from other
rocks
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