4 Igneous Processes and Volcanoes

igneous rock  หินที่เกิดจากการเย็นตัวและตกผลึกของหินหนืด โดยสามารถจำแนกหินอัคนีตามการกำเนิดหินออกเป็น 2 ประเภทหลัก ได้แก่ Intrusive Rock or Plutonic Rock  A rock of intermediate composition is diorite if it's course-grained, and andesite if it's fine-grained A mafic rock is gabbro if it's course-grained, and

Igneous Examples: 10 Rock Types Explained · Igneous Rocks and Formations · Andesite Rock · Basalt Rock · Dacite Rock · Granite Rock · Obsidian Rock · Pegmatite 1 Fig : Intrusive igneous rocks form at some depth within the crust due to slow cooling of magma, resulting in formation of large crystals Individual

Richard Spilsbury igneous rocks igneous rocks Have you ever seen hot wax run rock melts deep underground That is because the temperatures and pressures Igneous Rocks · Basalts are dark colored, fine-grained extrusive rock · Granite is an igneous rock that is composed of four minerals · Dacite is an extrusive