Origin of Igneous Rocks

Origin of Igneous Rocks igneous rock Three Types of Rock Part of Hall of Planet Earth There are three kinds of rock: igneous, sedimentary, and metamorphic Igneous rocks form when molten rock ( igneous rock Some igneous rocks have a mix of coarse-grained minerals surrounded by a matrix of fine-grained material in a texture called porphyritic The

igneous rock In most igneous rocks the ferromagnesian silicate minerals are clearly darker than the others, but it is still quite difficult to estimate the proportions of

therock88 Igneous rocks form from cooling magma Magma that erupts onto Earth's surface is lava The chemical composition of the magma and the rate at Igneous rocks are formed from the solidification of molten rock material There are two basic types: 1) intrusive igneous rocks such as diorite, gabbro,