chapter 26.4 Flashcards
metamorphic rock is changed by a combination of which 3 things?
heat pressure and chemical reactions
which types of rocks can be changed by metamorphism
igneous sedimentary or metamorphic
what is it called when metamorphic changes in rocks occur over large areas
regional metamorphism
what is it called when metamorpic changes in rocks occur over small changes
contact metamorphism
when shale is compressed which type of metamorphic rock is created
slate
what are two types of metamorphic rock textures
foliated and non foliated
define foliated texture
have crystals that are arranged in layers
define non foliated texture
have cyrstals with random orientations
metamorphic rocks are mainly classified based on which two things
texture and composition
define rock cycle
changing of rocks from one type to another
which type of rocks are part of the rock cycle
sedimentary rock igneous andmetamorphic
what are 3 types of rocks
sedimentary rock igneous and metamorphic
which type of rocks form from molten rock
igneous
which types of rocks are formed from clasts precipitation or compressed once living matter
sedimentary rocks
which type of rocks are formed from heat pressure and chemical reactions
metamorphic