Sedimentary Rocks Flashcards
What are micrite, fossiliferous and coquina orgins
Chemical, organic, organic
Which rock is the only fine grain?
Shale
What rocks are clastic
Shale, conglomerate, sandstone
What are the 4 organic rocks?
Bituminous coal, coquina, fossiliferous and chalk
Where are the organic rocks formed
Deep oceans, shallow ocean(2), swampy area
What environment is gypsum and rock salt
Tidal flats
What grain size is the bottom layer if regression?
Fine
What grain size is the bottome layer of transgression?
Coarsed
What are the three shallow ocean rocks?
Micrite, fossiliferous limestone and coquina
What is a sedimentary rock
Sediments that get compacted are cemented together through natural processes
Definition of clastic
Broken pieces of other rock Beckett come back to together
Definition of chemical
Minerals dissolved or precipitated that settles and get compacted
Definition of organic
The remains of plants/animals That get compacted
What is a three clastic green sizes
Course, medium, fine
Where is gravel located
Nearest streams and rivers or mountain, and the rock is conglomerate