Sedimentary Rocks
How are sedimentary rocks formed?
Compaction & Cementation
What are the 2 types of igneous rocks?
Intrusive and Extrusive
How do metamorphic rocks formed?
Heat & pressure
What is the difference between fracture and cleavage?
Cleavage is a clean-cut and fracture is irregular
What are the 3 types of sedimentary rock?
Chemical, Clastic & Organic/Biological
How are igneous rocks formed?
Rocks melting into magma or lava and then it cools
What are the 2 types of metamorphic rocks?
Foliated & non-foliated
What is the organization of the minerals that make up a mineral?
Chemical formula
What is the process of sediment turning into a sedimentary rock?
Weathering, erosion, depostion, compaction and cementation.
What is the difference between mafic and felsic rocks?
The brightness of color and the composition
What is the difference between foliated and non-foliated?
Foliated is layered and non-foliated isn't layered
Irregular, tetragonal and cubic are types of what?
Crystal structure
What type of sedimentary rock is fine-grained?
Chemical
How do intrusive rocks get to the surface?
An uplift
Why are rocks foliated or non-foliated?
The time it takes to form the rock?
What is luster?
The shininess of the mineral
What 2 types of sedimentary rocks are coarse-grained?
Organic and Clastic
Which type of igneous rock cools faster?
Extrusive
What is streak?
The color left behind when scratched a streak board
What is the resistance to being scratched called?
Hardness