Rock cycle 5.0 / 5 based on 1 rating ? GeologyUnit 2 rock cyleASOCR Created by: Night-rubyCreated on: 28-09-16 15:57 Extrusion The emission of magma onto the Earth's surface where it forms a lava flow. 1 of 26 Weathering The breakdown of rocks in situ 2 of 26 Erosion The removal of weathered material usually by the physical action of transported fragments 3 of 26 Transport The means by which weathered material is moved from one place to another by water wind ice gravity 4 of 26 Deposition Laying down of sediment that occurs when a transporting agent loses 5 of 26 Burial When sediment is covered by younger layers of sediment accumulating on top of it 6 of 26 Diagenesis All processes that take place in sediments at low temperature and pressure at or near the Earth's surface 7 of 26 Recrystallisation The solid state process that changes minerals into new crystalline metamorphic minerals 8 of 26 Metamorphism Changing of rocks in the Earth's crust by heat and or pressure or volatile content, isochemical and occurs in a solid state. 9 of 26 Partial melting Incomplete melting of rock in the lower crust or upper mantle 10 of 26 Magma accumulation magma collecting within a chamber 11 of 26 Crystallisation During the cooling of magma or lava so that solid mineral crystals form 12 of 26 Intrusion Igneous rock formed below the Earth's surface, the magma can be forced into pre-existing rocks. 13 of 26 Uplift Return of buried rocks in the Earth's surface by tectonic forces. 14 of 26 Thin section A thin slice of rock that is translucent mounted on a glass slide and viewed through a microscope. 15 of 26 Rock Aggregate or mixture of one or more minerals 16 of 26 Minerals Naturally occurring inorganic crystalline compounds with a definite chemical composition 17 of 26 Clast Fragment of broken rock 18 of 26 Sedimentary rock A rock composed of fragments that have been deposited compacted and cemented 19 of 26 Igneous rock A rock that has crystallised from a magma 20 of 26 Silicates Most important abundant group of rock forming minerals with an atomic structure containing sio4 arranged as tetrahedra 21 of 26 Metamorphic rock Formed by the recrystallisation of other rocks in the solid state due to pressure temperature or both 22 of 26 Foliation A texture in metamorphic rocks formed by the preferred alignment of flat tabular minerals 23 of 26 Geological column Table that contains all the eras and systems in the correct time sequence 24 of 26 Era A major unit of time that contains several periods/systems 25 of 26 System Rocks laid down in a named time period and is shorter than an era. 26 of 26
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