26.4 Flashcards
metamorphic rock is changed by a combination of which 3 things
heat,pressure,and chemical reactions
which type 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 metamorphic changes in rocks occur over small areas
contact metamorphism
when shale is compressed which type of metamorphic rock is created
slate
what are the two types of metamorphic rock textures
foliated, nonfoliated
define foliated texture
layers and bands
define nonfoliated texture
have crystals with more random orientations
metamorphic rocks are mainly classified based on which two things
texture and composition
define rock cycle
the continual changes of rocks from one type to another
which types of rack are part of the rock cycle
igneous, sedimentary, and metamorphic
what are the 3 types of rocks
igneous sedimentary and metamorphic
which type of rocks form from molten rocks
igneous
which type of rocks are formed from clasts precipitation or compressed once living matter
sedimentary
which type of rocks are formed from heat pressure and chemical reactions
metamorphic