2.4 metamorphic rock Flashcards
Rocks that the structure, Texture, or composition have changed
Metamorphic rock
When rock is heated by nearby magma this rock forms
Contact Metamorphic rock
When Pressure builds up in rock which is located under other rock formations, This rock forms
Reginol Metamorphic rock
When rock changes
Metamorphism
A mineral that forms at certain temperatures, that show temperature, depth, and pressure
Index minerals
The texture of metamorphic rock which the mineral grains are arranges in planes or bands
Foliatted
Rock formed by shale that is exposed to a lot of heat and pressure
Slate
When slate is exposed to great heat and pressure, this forms
Phyllite
When Phyllite is exposed to a lot of heat and pressure , this forms
Schist
The rock with the most heat and pressure, and separates into distinct bands
Gneiss
Minerals that are not arranged into bands or planes
Nonfoliated
The process in which rock changed composition
Recrystalazation
change in the shape of the rock caused by force placed on it
Deformation