Sedimentary Rock Notes Flashcards
1
Q
How are they classified?
A
Upon the basis of formation
2
Q
Composed of:
A
weathered remains of other rocks
3
Q
Formed by:
A
Compression and compaction of sediments (lithification)
4
Q
Groups:
A
Fragmental or clastic
Organic
Chemically
5
Q
Fragmental or clastic:
A
Made from pieces of broken or weathered rock
6
Q
Organic
A
Made from the remains of plants or animals
7
Q
Chemically
A
Evaporates or precipitates from sea water
8
Q
Are fossil remains found in these rocks?
A
Yes
9
Q
Sequence of events for formation:
A
Uplift
Weathering & erosion
Deposition & Burial
Compression & Compaction
