chapter 8 lesson 2+3 Flashcards
Volcanic glass
A rock the forms when lava cools too quickly to form crystals
Extrusive rock
When volcanic rock erupts and cools and crystallizes on earths surface it form a type of igneous rock called
Intrusive rocks
Igneous rock that form as magma cools underground
Compaction
The weight from the layers of sediment forces out fluids and decreases the space between grains during a process called
Cementation
When minerals dissolve in water crystallize between sediment grains
Clastic rocks
Sedimentary rocks that are made up of broken pieces of minerals and rock fragment
Clastic rocks
Sedimentary rocks that are made up of broken pieces of minerals and rock fragment
Clasts
The broken pieces and fragments
Clasts
The broken pieces and fragments
Chemical rocks
When minerals crystallize directly from water
Chemical rocks
When minerals crystallize directly from water
Biochemical rock
A sedimentary rock that was formed by organisms
Biochemical rock
A sedimentary rock that was formed by organisms
