Compléter Rocks.Version en ligne Guess the missing words. par Raquel Serrano Barrueta 1 nonliving minerals geologists Geology igneous is the study of the things that the Earth is made of . Rocks and are nonliving things in the Earth . People who study geology are called . Rocks are clusters of minerals and other inorganic materials . There are three main types of rocks : rocks , sedimentary rocks and metamorphic rocks .
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