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Details Title: Env. Geo. Description: Metamorphic Rocks Total Flash Cards: 6 Created: 02/26/2006 12:18:53	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term What is Metamorphism? Definition *Means to change form *Process that creates a metamorphic from high temps and/or pressure. Term What is a metamorphic rock? Definition A rock that is changed by high temps and/or pressures. *No Melting *Parent rock is the one that got metamorphized. Term FOLIATED vs. NON-FOLIATED What is foliation? Definition *minerals that are alligned parallel to each other. -OR- *Rock is banded with alternating layers of light & dark colored matierials. Term How does Foliation form? Definition Rocks will experience differential stress. -More stress/pressre in one direction (ROX)<------ turns to this ()<------ This causes elongated and platy matierial. Term CLASSIFYING FOLIATED META. ROCKS When grainsize increases its a result from....? Definition As grainsize increases-----> Its a result from temperature increase Term When does metamorphism occur? Definition It occurs when rocks experience high Temp &/or Pressure This happens when: *Rocks are buried *During mountain Building *as techtonic plates interact.