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1、岩石与岩石圈循环第1页,本讲稿共15页1Major Rock GroupsIgneousFormed from a melt(molten rock)Plutonic(intrusive):slow cooling and crystallizationVolcanic(extrusion):quick cooling at the surfaceSedimentaryFormed at the Earths surfaceClastic(Mineral Fragments or grains,clays)Chemical(crystalline chemical/biochemical pr
2、ecipitates)MetamorphicChanged by pressure,temperature and fluids.第2页,本讲稿共15页2Fig.2.9MAGMA第3页,本讲稿共15页3MAGMACrystallizationIGNEOUS第4页,本讲稿共15页4MAGMAIGNEOUSPlutonicCrystallization第5页,本讲稿共15页5MAGMAVolcanicIGNEOUSPlutonicCrystallization第6页,本讲稿共15页6MAGMAVolcanicIGNEOUSPlutonicUpliftCrystallizationWeatherin
3、g第7页,本讲稿共15页7MAGMAVolcanicIGNEOUSPlutonicSEDIMENTUpliftCrystallizationWeatheringSEDIMENT第8页,本讲稿共15页8MAGMAVolcanicIGNEOUSPlutonicSEDIMENTSEDIMENTARYUpliftCrystallizationWeatheringErosionTransportDeposition第9页,本讲稿共15页9MAGMAVolcanicIGNEOUSPlutonicSEDIMENTSEDIMENTARYUpliftCrystallizationWeatheringErosio
4、nTransportDeposition第10页,本讲稿共15页10MAGMAVolcanicIGNEOUSPlutonicSEDIMENTSEDIMENTARYMETAMORPHICUpliftBurialIncreased P&TCrystallizationWeatheringErosionTransportDeposition第11页,本讲稿共15页11MAGMAVolcanicIGNEOUSPlutonicSEDIMENTSEDIMENTARYMETAMORPHICUpliftBurialIncreased P&TMeltingCrystallizationWeatheringEro
5、sionTransportDepositionCan you seeany shortcuts?第12页,本讲稿共15页12MAGMAVolcanicIGNEOUSPlutonicSEDIMENTSEDIMENTARYMETAMORPHICUpliftBurialIncreased P&TMeltingCrystallizationWeatheringErosionTransportDeposition第13页,本讲稿共15页13The rock cycle demonstrates the relationships among the three major rock groupsIt is powered by the interior heat of the Earth As well as earths momentum andThe energy from the sunIt involves processes on the Earths surface as well as the Earths interiorIt connects the“hydrologic cycle”with the“tectonic cycle”.In Conclusion第14页,本讲稿共15页14第15页,本讲稿共15页15
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