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toc Back to SBSK Homepage =Classifying Rocks=

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**Vocabulary**

 * texture -** to look and feel a rock's surface
 * grains -** rocks that are made up of particles of minerals or other rocks
 * Igneous rock** - rocks that form from the cooling of molten rock
 * Sedimentary rock** - rock formed from consolidated clay
 * Metamorphic rock** - a rock that was a rock before but changed into another form of rock by heat