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Rocks 121 4.1 Types of Rocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121 4.2 Igneous Rocks 4.3 Sedimentary Rocks ...
DescriptionMineralogy igneous rocks ES.svg English: Mineralogical composition of igneous rocks with decreasing silica (SiO2) content. The rock names for...
